Testament's Greg Christian sound check (11/6/11) @ The Fillmore - Silver Spring, MD

TESTAMENT - Greg Christian / Making of: DARK ROOTS OF EARTH (OFFICIAL BEHIND THE SCENES)

TESTAMENT Part Ways with Greg Christian, Recruit NEW Bassist & Announce NEW Album!

Oliver Peck & Greg Christian (Tattooer) | What In The Duck Podcast Ep. 32 #oliverpeck #gregchristian

Highlights from What In The Duck Ep. 32 w/ Greg Christian (Tattooer) #oliverpeck #gregchristian

Testament - Over The Wall

Greg Christian TED style talk