Sneak Peek! Gym Class Heroes' Travie McCoy on Katy Perry

On the next VH1s Behind the Music, Gym Class Heroes frontman Travie McCoy talks about breaking up with Katy Perry and the moment he made the decision to kick his drug habit.Watch the clip!Behind the Music airs on Sunday, October 14 on VH1! Also check out the Gym Class Hero's official website.