P. Diddy. (WireImage) Now we know why they called him P. Diddy.

On the “Ellen” show on Friday to promote his new AQUAhydrate bottled water, the rap mogul revealed a big childhood secret: he was a bed-wetter.

But it wasn’t water that did him in … it was a sugary nightcap.

Justin Bieber (Gotcha Images / Splash News)So this is what Justin Bieber’s birthday suit looks like.

The pop star is celebrating his 19th birthday today and clearly chose to ring it in Thursday night in bright blue Hammer pants hung way low and no shirt. In other words, he’s showing off the two non-musical things he’s best known for: his abs and his wacky fashion sense.

Aly Raisman (Getty Images)Olympic gold medalist Aly Raisman is ready to head to L.A. to compete in the new season of “Dancing With the Stars.”

Raisman spoke with omg! on Thursday all about her exciting new venture, plus her recent partnership The Century Council to raise awareness about underage drinking.

Calling from her home in Massachusetts, the 18-year-old said she’s going to rehearse there until about March 12, so she can spend a little more time with her family.

Ben Affleck on February 28 (Splash News)Hey look – it’s a beardless Ben Affleck!

Days after making headlines for shaving off his “lucky” beard at an Oscars afterparty, the 40-year-old actor and director was spotted out for the first time on Thursday when he attended an event in Long Beach, California.

Dressed casually in jeans, a gingham shirt, and sport coat, Affleck’s thick “Argo” beard was definitely gone, but he wasn’t exactly smooth-faced. He was sporting some serious stubble.

Perhaps he hasn’t shaved since late Sunday night, when – at the urging of his wife Jennifer Garner, who hated his face fur – he buzzed it off with clippers that had been brought to a private party for “Argo” at Craig’s in West Hollywood.

[Related: Ben Affleck’s Beard Goes Bye-Bye in Post-Oscar Shaving Session]

“The family wanted him to shave,” a source at the party told omg!. “It took place in the hallway.”

Affleck on Oscar night (Getty Images)Affleck had the thick facial hair to portray real-life CIA operative Tony Mendez in “Argo,” which he also directed and produced, and is said

After Arnold Schwarzenegger was recently spotted dining with a mystery blonde in Santa Monica, rumors started swirling that he has a new woman in his life. According to sources at E!, New York Daily News, and TMZ, the 65-year-old’s date is Heather Milligan, a 38-year-old physical therapist for NFL players in Southern California. E! News's source says that the two have been dating since the fall but have managed to keep things private.

However, what the former governor has not kept private is his feelings for his estranged wife Maria Shriver. Back in January, the “Terminator” star told a German newspaper that he is still in love with his ex and hopes for a reconciliation one day.

Check out the video to hear more about Arnold’s new relationship. Do you think it’s just a fling or the real deal? Join the conversation in the comments below or on Facebook and Twitter using #omginsider.

Justin Guarini (Getty Images)Justin Guarini has a new little idol to love.

The 34-year-old “American Idol” alum and his wife, Reina Capodici, welcomed their second son, Asher, at 6:40 p.m. on Monday, February 25. He weighed in at 7 lbs., 8 oz.

Asher joins brother, William Neko Bell, 22 months, and big sis, Lola, 8, who was more than happy about her baby brother’s arrival.

Beyoncé is ruffling the feathers of animal rights group PETA yet again! The brunette bombshell was recently slammed for her latest fashion creation, a pair of sneakers featuring calf hair, ostrich, crocodile, anaconda, and stingray skins! The singer teamed up with customized-sneaker maker PMK and designer Isabel Marant create the sneaker wedges … and the kicks have PETA up in arms.

But Queen B is no stranger to controversy thanks to her penchant for wearing animal skin and fur. In February, Beyoncé was slammed by PETA for wearing a leather costume during her Super Bowl halftime performance. And who can forget the full-length fur coat the “Countdown” singer donned at the 2013 Presidential Inauguration? She’s even rocked mink false eyelashes!

While Beyoncé has been known to push the envelope with her fashion choices, do you think these sneakers have taken it too far? Join the conversation on Facebook and Twitter using #omginsider!

This time last year, Paris Jackson looked like a sweet little girl with long, straight brown hair and piercing blue eyes.

Flash forward to Wednesday, and the late Michael Jackson's 14-year-old daughter still has the same pretty peepers, but that's about all that's stayed the same!

Paris Jackson shows off her rock 'n' roll look. (Twitter)