AT40 Focus: Jason Derulo Apologizes To Fans For Cancelling Tour [VIDEO]

AT40 Focus: People’s Choice Awards Winners [LIST]

AT40 Focus: The Script Performs ‘Nothing’ Live In Dublin [VIDEO]

AT40 Focus: Kelly Clarkson’s ‘I’ll Be Home For Christmas’...

AT40 FOCUS: Snow Patrol Releases Video For ‘Called Out In The Dark’

AT40 Focus: Ellie Goulding Covers Rihanna’s ‘Only Girl’ [AUDIO]

AT40 Focus: Andy Grammer Covers The ‘Saved By The Bell’ Theme Song [VIDEO]

AT40 Focus: Big Time Rush Announces ‘Better With U’ National Tour

AT40 Focus: Check Out Flo Rida’s Busy Life In His New Video ‘Good Feeling&...

AT40 Focus: Rihanna’s ‘We Found Love’ A Behind-The-Scenes Look [VIDEO...

AT40 Focus: Drake Teams Up With NIcki Minaj For Latest Single [AUDIO]

AT40 Focus: Justin Bieber Releases Track List For Upcoming Holiday Album

AT40 Focus: Kelly Clarkson Releases Track List For Upcoming Album

AT40 FOCUS: Britney Spears Reveals Full Track List For Remix Album

AT 40 FOCUS: Enrique Iglesias & Pitbull Team Up For ‘I LIke How It Feels&...

AT40 Focus: Lil Wayne And Bruno Mars Collaborate on ‘Mirror’ [AUDIO]

AT40 FOCUS: Weezer Covers Foster The People’s ‘Pumped Up Kicks’ ...

AT 40 FOCUS: Paramore Singer Hayley Williams And Weezer Singer Rivers Cuomo Sing “...

AT 40 FOCUS: Coldplay Releases Cover Art For ‘Mylo Xyloto’

AT 40 Focus: Jay-Z Tops Forbes 2011 Cash Kings List

AT 40 Focus: Selena Gomez ‘Love You Like a Love Song’ [VIDEO]

Exclusive Sneak Peak at Joe Jonas’ Solo Album

AT 40 Focus: Beyonce’s ‘The Best Thing I Never Had’ [VIDEO]

Neil Patrick Harris Sings On Glee With Matthew Morrison