Actor Jared Leto (left), whose band 30 Seconds to Mars took home an MTV2 award, played the bad boy, while the night's video of the year winner Panic! At the Disco (for "I Write Sins not Tragedies") shared a group moment. "A year ago they were a baby band," said Wentz, who signed Panic! to his Decaydance imprint. "It's like being a proud dad."