 He has also done voice-over work for Care Bears and voices both main characters in the Canadian cartoon Carl Squared.He also had roles in the films "Donnie Darko" and "The Boys Club".In 2006, Stone and actor-comedian (and also close friend) Jamie Kennedy starred together in the MTV reality show "Blowin' Up", which showed the journey the two went through to create a hit rap album and "blowin' up".