I remember him jumping on stage with Machine Head in 2007 to do backing vocals. I think Adam Duce missed a large part of that tour and Sanctity was an opening act. They had a different bassist though.
10/24 - Pallbearer
11/01 - Suffocation
11/30 - Devin Townsend
12/06 - Distant Worlds: the Music of Final Fantasy
03/07 - Video Games Live