Dream Theater guitarist John Petrucci was recently interviewed by EMP Rock Invasion, and you can watch the conversation above now. In the clip, he talks about whether he can still enjoy a simple 4/4 rock song; what role jamming plays in Dream Theater's songwriting process; whether he feels like a "godfather" to the younger progressive rock and metal bands around these days; and more.

Dream Theater's North American tour starts this week—find a show near you!