Duets Highlight Global Citizen Festival PerformancesWatch all of the big duets right here.
Watch Ariana Grande Nail Impressions Of Britney Spears, Christina AguileraGrande went up against Jimmy Fallon to battle it out in the ‘Wheel of Musical Impressions,’ and the “One Last Time” singer pretty much killed it.
WATCH: James Corden & Sting Sing Hilarious Goodbye Tribute To David LettermanJames Corden may be the newest member of the late night talk show club, but he created one of the most memorable farewells to veteran David Letterman.
Perez Hilton's Daily Update: Are Jennifer Lawrence & Liam Hemsworth Dating?
Sting Records Voicemail Greeting For Jimmy Fallon Audience MemberWhat's better than a selfie with a celebrity? A personalized voicemail greeting sung by said celebrity, that's what!
Radio.com's 30 Most Anticipated Fall AlbumsThese are the 30 albums Radio.com can't wait to hear before 2013 is a wrap.
Bruno Mars Shares Moonshine Jungle World Tour Details With Carson Daly!
GRAMMYs® Add Bruno Mars, Sting and Rihanna Collaboration
AMP's Picks: Seven Greatest MTV Video Music Awards Performances
Celebs Host Oil Spill Telethon on 'Larry King Live' Tonight
AMP Mornings: Carson's Favorite TV Moment (NOT the Oscars)