This article originally appeared on LearnVest.com.
January 4 is a special day for the Stiff family of Sylvania, Ohio, as four generations share the same birthday.
Why do we have a leap year every four years? CNN's Karin Caifa explains.
Rachel Beckwith's ninth birthday wish was to raise $300 for charity. After her death, people donated $1.25 million.
Millions of young people want to change the world. These three actually did it, and at "CNN Heroes: An All-Star Tribute," they were honored for their efforts.
Manchester United manager Alex Ferguson signaled his intention to stay at the English Premier League champions for at least three more years but struggling Blackburn wrecked his 70th birthday celebrations with a stunning 3-2 win at Old Trafford Saturday.
As Desmond Tutu celebrates his 80th birthday, iReporters from across the world have shared their memories and moments with the charismatic peace activist and Nobel laureate.
Olivia Nakamura can still remember the neighbor who always hosted a barbecue in his front yard for his son's birthday party. He'd invite all the kids on their suburban Seattle block, except her son and the Asian-American children who lived there.
The actress and her fiancÃ© enjoy a Hawaiian vacation together
The grateful singer tells fans that he's a "very lucky man" - then parties past midnight
Guests sip from the Red Bull bar at the fête co-hosted by Sober Is Sexy clothing designer
Naomi Watts and Liev Schreiber had their arms around each other as they took in the festivities at The Surf Club in Montauk, N.Y., during a birthday bash for Allure magazine's editor-in-chief Linda Wells. The party took place at the venue's outdoor space - and there was plenty of entertainment. Jimmy Buffett sang "Happy Birthday" and the band Playing for Change performed. Guests also noshed on mini burgers, lobster rolls and birthday cake.
The musician enjoys a pool party before performing at a nightclub in Sin City
The 9-year-old who died shortly after trying to raise $300 for 15 people in need has posthumously surpassed her goal thousands of times over.
For most people, logging into Facebook on your birthday means feeling like the most popular person in the world. Notifications flood your inbox, new wall posts appear with each page refresh and everyone seems to "like" anything you say.
People from around the world converge on Jamestown, New York, Lucille Ball's hometown.
Jennifer Hudson, OK Go and Herbie Hancock sing "Happy Birthday" to President Obama to celebrate his 50th birthday.
But the rapper denies digging deep to purchase and customize a private jet
McLaren's Lewis Hamilton continued the form which brought him victory in Germany last weekend as he set the fastest time in Friday practice ahead of Sunday's Hungarian Grand Prix.
The star, who turns 42 Sunday, enjoys lavish nights out with friends and family
The High School Musical costars celebrate Tisdale's birthday beachside on Saturday
"I can't wait until the day when â¦ she gives birth to our child," Odom says
From baby-faced underwear model to in-demand actor and producer, see the birthday boy's sexy transformation
The job of a children's birthday party host seems straightforward: Thomas the Tank Engine or princess theme? Traditional yellow cake with icing or ice cream cake? Jelly beans or arts and crafts in the gift bags?
See the birthday boy's amazing transformation from brash young soccer stud to smoldering dad of three (and counting!)
â¢ Eva Longoria enjoyed yet another 36th birthday celebration with beau Eduardo Cruz - this time at Sugar Factory Brasserie in Las Vegas. The birthday gal, who was also joined by two other friends, looked radiant in her casual pink top, and sipped red wine with her meal, leaning into Cruz affectionately. The romantic meal took place one night after Longoria threw a bash at Eve Nightclub further down the Strip.
She proves she's "moving on," cuddling up to Eduardo Cruz during her Vegas birthday party
The actress celebrates with celeb pals at a 1920s party - and a trip to Disneyland
The legendary actress, who is still hospitalized, is grateful for all the birthday wishes as she turns 79
There will be "no birthday bash," the singer says - just family time
â¢ Paris Hilton got a jump on her 30th birthday celebration with a Moulin Rouge-themed bash at V-Moda Fortress in L.A. Besides close friends and family, like sister Nicky and beau Cy Waits, the heiress partied with animals â¦ literally. There was a petting zoo with a lynx, porcupine, squirrel monkey and sloth, set up in the venue for guests to enjoy along with absinthe and an aerial show. And all the festivities were taped for Hilton's upcoming Oxygen reality show.
He'll be working Monday, but plans to hoist a glass - of wine or whiskey
â¢ Viva, Katy & Russell! Newlyweds Katy Perry and Russell Brand took in Cirque du Soleil's Viva Elvis show at Las Vegas's Aria Resort & Casino along with 15 friends and family members. Joining the group: Perry's grandmother, who was celebrating her 90th birthday. The party drank wine and were on their feet, cheering along to "Hound Dog" at the end of the show before continuing the birthday celebration elsewhere.
â¢ Jessica Alba fêted her hubby Cash Warren with a lively birthday bash at Spin Hollywood inside the Mondrian Hotel. The group enjoyed cocktails and plenty of ping pong - as well as tunes by DJ Jedi. Warren, who turned 32, also got a ping pong-themed birthday cake and the well wishes of pals like Baron Davis and Benji Madden.
A who's who of A-list guests included Christina Aguilera, Leonardo DiCaprio, Blake Lively and Scarlett Johansson
Nicole Richie and Joel Madden hold a party at the Treehouse Social Club for their daughter
The party at Coco Deville was star-studded
He earns millions of dollars every year, but basketball star LeBron James wants investors to splash out up to $500,000 each to sponsor his lavish 26th birthday celebrations.
Julia Payne has two pet peeves: birthday presents wrapped in Christmas paper and birthday cakes decorated with Christmas trees.
The singer "was in high spirits" at her 21st birthday party in Nashville, says a source
"Keeping your mind and your heart open keeps you young," the singer says on her birthday
The star hangs at an L.A. club with Demi Moore, Ashton Kutcher, Ke$ha - and get cozy with Nickelodeon star Avan Jogia
â¢ Just one week after celebrating her 30th birthday, Kim Kardashian is still celebrating. This time, the starlet was helping pal Ciara ring in her 25th birthday at New York's Greenhouse. Kardashian emceed the surprise party and even sang "Happy Birthday" to her singer pal while Chris Brown deejayed. The girlfriends danced all night and partied until 3 a.m.
The former American Idol finds the best gifts come in small packages on his 51st birthday
The actress's rep says Locklear and her longtime beau Jack Wagner have no plans to tie the knot
â¢ Ali Fedotowsky rang in her 26th birthday with a bash at L.A.'s SkyBar inside the Mondrian Hotel - and her fiancÃ© Roberto Martinez was by her side. The couple was also joined by fellow Bachelorette couple Kiptyn Locke and Tenley Molzahn - as well as Kathryn Sherlock. After a champagne toast, the ladies huddled in banquettes, drank Stoli vodka and danced all night long.
â¢ BeyoncÃ© celebrated her 29th birthday with a dance party at The Darby in N.Y.C. alongside famous pals like Diddy, an expectant Alicia Keys and Kanye West. Hubby Jay-Z organized the private bash, while DJ Cassidy spun tunes, including Stevie Wonder's version of "Happy Birthday," which was played shortly before cake was served. There was also a jazz band, and a source says the party was "perfect" and "very intimate."
Three months after he disappeared, Kyron Horman of Oregon turns 8
Joel and Benji Madden, Ellen Pompeo and more joined the mother-of-two to celebrate
The couple celebrated her 28th in Mexico last week and Vegas last night
â¢ LeAnn Rimes rang in her 28th birthday in the pool with live-in boyfriend Eddie Cibrian. The country singer, her beau and a few friends decamped to Cabo San Lucas, Mexico, for a celebratory weekend of tanning and poolside R&R. "On her birthday, LeAnn and Eddie shared a room service breakfast before heading to the beach," a source says. The two also sipped fruity cocktails before heading to a private pool. "Eddie was very attentive to LeAnn," the source says of the "lovey-dovey" duo.
The actor/musician takes PEOPLE.com along as he celebrates his 47th birthday with his Full House family, a gig with the Beach Boys and a visit with some very special friends
"That was the best present," the Disney Channel star says of her new Mediterranean style home outside of L.A.
People sing to President Obama to help him celebrate his 49th birthday.
President Barack Obama may be celebrating his 49th birthday Wednesday without his wife and daughters, but CNN has learned there will be a hush-hush party at the White House on Sunday with close family and friends to make it up to him.
Legendary soul singer Aretha Franklin has canceled two free concerts in New York because of an injury, according to a statement issued by her publicists Wednesday.
â¢ AnnaLynne McCord, celebrating her 23rd birthday at Nobu West Hollywood with her two sisters and rumored beau Kellan Lutz, along with two other pals. The six sat in the main dining room, laughing, eating and drinking as McCord opened her presents. After dinner, a cake was brought out and the gang sang "Happy Birthday." According to an onlooker, she and Lutz had "obvious chemistry."
She locks lips with her new beau during a celebration on Italy's Isle of Capri
â¢ He had an "abs" cake and hundreds of ladies trying to party with him! Jersey Shore star Mike "The Situation" Sorrentino celebrated his 28th birthday with a bash at New York club Tenjune. The reality star was joined by family, friends and female clubgoers, and spent the night fist-pumping, drinking beer and vodka alongside costar Vinny Guadagnino, before cutting his well-cut cake.
â¢ She has good friends! Courteney Cox celebrated her 46th birthday with Jennifer Aniston, Laura Dern and a few other pals at Bouchon Beverly Hills. The rowdy group drank red and white wine, and the birthday gal ate steak during the three-hour celebration. The group all serenaded Cox and toasted several times during the fun evening. At one point, an excited fan approached Aniston and asked for a picture, which she kindly obliged.
â¢ After a Monday of fun at Disneyland, Heidi Klum celebrated her birthday in a decidedly more adult way with husband Seal Tuesday night. The happy couple hit Las Vegas, where they took in the late show of Cirque du Soleil's sensual cabaret, Zumanity, at the New York-New York Hotel & Casino.
The couple are all smiles and hand-holding as they check out Ojai, Calif.
The 3-year-old fan's dream comes true thanks to Jimmy Kimmel
"Chynna Phillips has happily returned home to celebrate her daughter's birthday," says her rep
Find out what toppings the starlets love on their treats - and what flavor is a celebrity favorite
â¢ After hosting Saturday Night Live for the fourth time, Ashton Kutcher celebrated his success - and his 32nd birthday! - at New York City's Primehouse restaurant with the funny cast and wife Demi Moore by his side. The group, which also included Alec Baldwin, enjoyed two creamy cakes, and musical guest Them Crooked Vultures serenaded the actor with a rocking rendition of "Happy Birthday."
The actress also reveals why she picked Mexico for her 41st birthday celebration
The actress gets an early start to her celebrations with a group of friends in Los Cabos, Mexico
The singer surprised for his 27th birthday with a frozen treat in his favorite flavor - chocolate chip cookie dough!
The country star celebrates with a party at home in Tennessee - and by giving $250,000 to schools
The newlywed will decorate a Christmas tree and get clean water to people who need it
Diddy, Kate Hudson, A-Rod and more stars help celebrate in the Dominican Republic
With his parents and aunt Jessica Simpson looking on, Bronx Mowgli turns 1 in style
The premiere is only four days away! Make your musical predictions for the sequel's pivotal moments
See what shocked, moved and warmed the hearts of readers
Details of their daughter's 9th birthday celebration have become the latest tug-of-war for Jon and Kate
For days, Kate Gosselin, at war with her estranged husband, has been excited about the peaceful prospect of making a chocolate birthday cake from scratch for her twins Mady and Cara, who celebrate their ninth birthday Thursday.
The No Doubt singer "was in a great mood" while dining with family and friends in West Hollywood
"She pretty much died inside out," the DWTS runner-up says of her reaction
The pair rub shoulders with President Obama and other politicians before celebrating Anthony's 41st b'day
PEOPLE has all the details from his celebration on the set of Camp Rock 2, including his two very big gifts
The Hills star celebrates her 23rd with a fluffy surprise she names after Dolly Parton
The hot Hills star had his appendix removed - happy 26th!
Plus, she thanks fans for "all of your support over the last year"
â¢ After a late-night 21st birthday bash at Tao Las Vegas, Rumer Willis followed up the festivities with a more intimate celebration the following evening: She held a family dinner at Koi inside the Planet Hollywood Resort & Casino. Joined by dad Bruce Willis, his wife Emma, mom Demi Moore, stepdad Ashton Kutcher and her sisters Tallulah and Scout, the starlet pre-selected dishes from the restaurant's menu for the meal. The group - which also included family friends - assembled in the Fountain Room for the private feast, which ended with Rumer blowing out all the candles on her cake after a "Happy Birthday" serenade.
The newly single singer was "laughing all night" at a party for her hairstylist BFF
â¢ Jaime Pressly, diving into some red velvet cake during a 32nd birthday celebration with her fiancÃ© Simran Singh and about 50 friends at San Diego's Hard Rock Hotel. The My Name Is Earl star was celebrating her b-day in the Float Bar - and shared champagne, cocktails and kisses with her man as her party guests mingled and enjoyed city views.
The Gossip Girl hunk brings new and old friends together for a weekend-long party
CNN's Robyn Curnow reports that Nelson Mandela wants people to remember him by doing small acts of kindness on his birthday.
Former South African president Nelson Mandela is celebrating his 91st birthday Saturday -- as his wife reveals he is struggling to deal with the indignities of aging.
The football star breaks up with the singer just before her 29th birthday
Baby elephants, chimps in overalls and rides made it "the most magical place"
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