PEOPLE

Rihanna gave a Laugh Factory comedy club waiter a $200 tip Friday in order to be his biggest tip to date.

Teacher Melissa Cairns could be fired from her job after she allegedly posted a photo of her students' mouths duct-taped shut.

Adrienne Maloof confirms she is dating Sean Stewart, the 32-year-old son of Rod Stewart.

The Obamas hosted a raging after-party for their celebrity friends following the Inauguration Ball on Monday night.

Sheryl Crow shares her reaction to Lance Armstrong's admission of doping during his bicycling career.

The first daughters played with their Apple devices during the Presidential Inauguration Parade.

62-year-old tourist Paul Marshallsea may have saved a group of children when he wrestled away a shark lurking in the water.

First daughters Sasha and Malia Obama were secondary stars of the show at the 2013 inauguration of their father, President Barack Obama, Monday afternoon. Watch as they ensure that official White House photographer Pete Souza captures a historic moment as the president takes one last look back at the admirers gathered at the U.S. Capitol in Washington, D.C., to watch him be sworn in to his second term.

President George W. Bush’s 2009 Ford F-15 King Ranch 4x4 SuperCrew sold this weekend for $300,000 in an auction benefiting the Fisher House Foundation.

Beyoncé practices the National Anthem in soundcheck.

Justin Bieber "pranked" his fans by baring his bottom for the camera.

Michelle Kwan, the former figure skater, married Coast Guard Lt. Clay Pell this weekend.

Rihanna recently explained to Complex magazine why she has shared so many selfies on her Instagram account.

The woman who became the face of Lennay Kekua has been identified as Diane O'Meara.

Jack Osbourne said he still sees fallen Olympic cyclist Lance Armstrong as a figure of “hope” in spite of his cheating scandal.

Betsy Andreu, wife of a former Lance Armstrong teammate, reacts immediately after seeing Armstrong's interview with Oprah. She says she is disappointed and furious that he didn't tell the truth.

In a rather bizarre accident, a dog ran over his owner in Florida. The dog jumped into the driver’s side of a Chevy van and accidently pressed the accelerator with its paw, causing the van to run over his owner, James W. Campbell.

“Pawn Stars” personality Rick Harrison is typically busy negotiating deals on historical artifacts, but his main responsibility for the time being will be bartering down caterers’ fees. The reality TV star and pawn shop owner has finally set a date for his wedding, and his fiancée has stuck him with all the planning.

Check out Betty White and many other celebrities with Jan. 17 birthdays.

Kim Kardashian says her relationship with Kanye West has taught her to shy away from media attention.

Beyoncé talks bedroom secrets with GQ as Entertainment Tonight releases a behind the scenes shoot of her February editorial.

Khloé Kardashian slammed tabloids for spreading "hurtful" divorce rumors about her marriage to Lamar Odom.

Kelly Ripa admits that her beauty secret is Botox.

Amanda Bynes' new cheek piercing photos are taking the social media world by storm after the actress took to Tumblr to show off her shiny new facial accessory. The decision to let the world see her newest piece of bling has her back in the news for the first time after she was caught up in a driving snafu that left her facing two misdemeanor charges of driving on a suspended license.

'Teen Mom' Jenelle Evans new husband Courtland Rogers told Star magazine Wednesday that his wife is six-weeks pregnant with their first child together and due in September.

Stacie Halas, a 7th and 8th grade science teacher, has been identified by the Smoking Gun as the woman alleged to have been living a double life as Tiffany Six, a porn star in several videos online.

As Beyoncé's "Best Thing I Never Had" wedding down is selling online for $30,000, rumors suggest that the singer is the new spokesperson for H&M.

Actress Anna Kendrick tweeted Monday about "masturbating" at a movie theater during a Ryan Gosling film (we can only assume the dispatch was a joke), and the tweet has created a social media frenzy as people find the sexy message too enticing to leave alone.

10-week-old American Staffordshire puppy Cleo was fed vodka to combat poisoning she got from licking radiator fluid.