MTV

Katy Perry, Lady Gaga, and Adele all won multiple Moon Men at the MTV 2011 Video Music Awards.

MTV Networks announced Thursday that its chairman and chief executive, Judy McGrath, was resigning. The surprising change at the top comes at a time when MTV is riding a surge in both ratings for its programs and profits for its parent company, Viacom.

He has a reputation for being somewhat uptight. But there was no holding Tom Cruise back as he performed a jaw-dropping hip hop routine with Jennifer Lopez at the MTV Movie Awards. The actor reprised his role as Les Grossman, the fat, balding foul-mouthed Hollywood producer character he played in Tropic Thunder.

Jennifer Lopez was left red-faced as she was shown her first ever TV appearance - as a dancer auditioning for MC Hammer.

MTV Latin America announced today that Cobra Starship, Fall Out Boy, Paulina Rubio, Wisin & Yandel and co-host Nelly Furtado will perform at this year's edition of Los Premios MTV from the Gibson Amphitheatre in Los Angeles, while Alejandro Sanz will rock Bogota, Colombia with the debut of his new single for the first time ever on television during this year's multi-city version of the show. In addition, the network also announced performances by Argentine pop group, Miranda! set to perform from Buenos Aires.