Pitbull makes Paulina Rubio weak in the knees by planting a kiss on the sultry singer at the Pepsi Musica Super Bowl Fan Jam in Miami Beach on Feb. 5.

Sporting a Harry Potter-esque scarf, Rufus Wainwright performs at the amfAR New York Gala to Kick Off Fall 2010 Fashion Week on Feb. 10.

Singer Whitney Houston performs at Saitama Super Arena on February 11, 2010 in Saitama, Japan.

Ezra Koenig and Chris Tomson of Vampire Weekend glisten beneath the chandeliers above them as they perform at O2 Academy in Birmingham, England, on Feb. 10.

Apparently Wyclef ,Akon , and Diddy all got the white tee memo; the three perform at BET's "SOS: Saving Ourselves Help For Haiti" Benefit Concert on the Feb. 5 in Miami.

Donning a bra and wig, Justin Timberlake receives his Hasty Pudding Pot "Man of the Year" award from Harvard University in Cambridge, MA, on Feb. 5, leaving fans shuddering at the thought of what may be in those boxes.

In New York on Feb. 11, Kelly Osbourne strikes a pretty-in-PVC pose in an edgy but elegant ensemble that definitely doesn't earn her a ticket onboard the "Crazy Train."

Lil Wayne hides his blinged-out grill as he appears at the Manhattan Criminal Courthouse on a gun possession charge on Feb. 9.

LL Cool J proves the ladies really do love cool James as he poses with a very enthusiastic Keri Hilson backstage at BET's Haiti Benefit in Miami on Feb. 5.

Lady Gaga performs at the amfAR New York gala on on Feb. 10 to kick off Fall 2010 Fashion Week

We're not sure "How Low" he got, but Ludacris appears very much on top of things as he performs at St. Pete Times Forum in Tampa, FL, on Feb. 10.

Patti Smith and Michael Stipe don opposite expressions as they attend the Hope Help & Relief Haiti "A Night Of Humanity" event at Urban in New York City Feb. 8.

Former Destiny's Child member Michelle Williams taps her way into the hearts of her Broadway audience as the first black actress to play Roxie Hart in "Chicago" on Feb. 8.

Mary J. Blige serenades U2 guitarist The Edge on stage during her performance at the Hope Help & Relief Haiti "A Night Of Humanity" event at Urban in New York City on Feb. 8.

At BET's "Help for Haiti" benefit in Miami on Feb. 5, rapper Busta Rhymes is confident in Haiti's bright future -- so much so that the rapper busted out dark shades for the event.

In Miami for BET's Haiti benefit on Feb. 5, tween dream Justin Bieber looks more like a nervous fan of Chris Brown , Sean Kingston andMonica than a musical contemporary.

"American Idol" contestants Carrie Underwood and Chris Daughtry are all smiles while standing in between Chris Rock and David Spade at the Creative Artists Agency-hosted Super Bowl party in South Beach, Miami, on Feb. 6.

Musician-turned-designer Gwen Stefani hopes her show goes in like a leopard and out like a L.A.M.B. in New York on Feb. 11.

Black Eyed Peas lead singer Fergie leaves little to the imagination as she rocks a skeletal catsuit get-up during the group's performance at the St. Pete Times Forum on Feb. 10.

British singer/songwriter Estelle, backstage before a New York Fashion Week event, hopes to catch the eye of an "American Boy" or two with her pretty peepers on Feb. 11.

In Miami Beach on Feb. 5, Drake wonders, if his last name is indeed "ever" and his first name "greatest," then why isn't anyone paying him any attention?

Proudly sporting purity rings, both Demi Lovato and Joe Jonas return to their squeaky-clean roots at a Disney event in Florida on Feb. 11.

Jennifer Lopez and Marc Anthony share a moment when their hands awkwardly touch while watching the Super Bowl in Miami on Feb. 7.