Pitbull

From Pitbull and John Travolta to Norman Reedus and Lady Gaga, here are Hollywood's most unexpected celebrity friendships.

OK! looks back at the Grammys' craziest moments over the years.

If you're basketball obsessed, you can’t miss watching the best 3x3 basketball players in the world tomorrow, 11/12, through Sunday, 11/14. Get your tickets today!

If you are obsessed with music like us, Ballerfest Miami is the only festival you should be at this weekend, 11/12 - 11/14. OK! helps you get your tickets today!

OK! helps you get tickets to LiveXLive and Vaunt's Music Lives Ballerfest Miami, 11/12 - 11/14, with appearances by Floyd Mayweather, Key Glock, Vintage Culture, more.

The two are launching a boxing studio complete with alcoholic drinks.

See Mr. 305 rock out Sin City!

List of the best pop music collaborations, duets and songs of the year of 2013 from Mackelmore, Jay Z and Justin Timberlake, Britney Spears and will i am, Blurred Lines.

New music releases in pop like Straight No Chaser Kristen Bell Christmas song, Mark Ronson and Bruno Mars, Pitbull and Ne-Yo and Olly Murs.

Win a chance to meet rapper Pitbull in Miami with Voli Vodka by submitting a photo on Twitter. Get details on the contest right here!

New Music releases like Ellie Goulding Divergent soundtrack, Pitbull and GRL, Shakira new single Empire and Trevor Jackson music video.

New music releases like Mariah Carey You're Mine, Cody Simpson Love video, Hot Chelle Rae Don't Say Goodbye, Enrique Iglesias Pitbull video.

Free concert tickets Sweepstakes — Enter to win tickets in honor of Enrique Iglesias and Pitbull's New Song

Vote in poll for new music for best new song release like Lana Del Rey Once Upon a Time, Zendaya My Baby, Austin Mahone ft. Pitbull MMM Yeah.

Vote in poll for the best new music song releases like Lucy Hale You Sound Good To Me, Enrique and Pitbull Freak, Ellie Goulding music video.

Vote in poll for best new music release in pop like Beyonce, Will.i.am Miley Cyrus, Pharrell Williams Happy, Pitbull Kesha Timber video.

Vote in poll for best new music, new song release from Paris Hilton Lil Wayne, Eminem Survival, Lumineers, Kesha and Pitbull Timber.

Full list of nominees for 2013 MTV Video Music Awards, VMAs on August 25 2013 and artists in running for moon man at Barclay's Center.

Christina Aguilera never had a problem flaunting her curvier figure. "Hey, if you can work it and you can own it, that confidence is going to shine through,"

The Lego Movie teaser trailer is here—and it's spectacular. Set to Pitbull's "Feel This Moment" and featuring some of the greatest voices in Hollywood right now

Jennifer Lopez was spotted in Florida filming for new music video, "Live It Up." And the singer was doing exactly that as she soaked up the sun next to rapper

Who will be joining hottie host Josh Duhamel on the 2013 Kids' Choice Awards stage? Watch: Josh Duhamel Spoofs "Call Me Maybe" Pitbull, Christina Aguilera and

Joanna Krupa of RHOM shows why the West Coast is the Best Coast for beauty treatments. The blonde bombshell was seen leaving West Hollywood LaserAway with

Julianne Hough celebrated the launch of her debut in design at the Julianne Hough for Sole Society preview party at Mixology 101 at The Grove.  Halle Berry

If we're not excited enough for summer already, The Today Show just announced its awesome summer concert series lineup and it does not disappoint!The series

Jennifer Lopez debuted her new single "Dance Again" on Ryan Seacrest's radio show this morning, and we must say, something about the lyrics scream Casper

Justin Bieber is bulldozing another music award show with this superstardom! The 17-year-old singing sensation will join Christina Aguilera, Kelly Clarkson,