Mastodon playing GMM 2012?

Mastodon was in Belgium yesterday, they played for a sold out AB in Brussels. Before the show Bill and Troy did an interview with Kirsten Lemaire at Studio Brussel, where they hinted towards playing at Graspop this year. After their North American tour with, Opeth and Ghost, they are taking a brake and coming over back here for the European festival season, read a part of the interview below.

"Kirsten: So you're gonna come back for the summer festivals?

Troy: Yeah of course, why not.

Kirsten: Is there some Graspop involved?

Troy: Probably, seems like we're there every june..."