Who is the American drummer/singer best known as a member of Mastodon, but has also played drums with Fred Armisen with the 8G Band?
The 8G Band:  Some notable names to sit in on the drum kit include: Patrick Carney, Chad Smith, David Lovering, Kenny Aronoff, Jon Theodore, Nicko McBrain, Matt Sorum, Brad Wilk, Darren King, Danny Carey, Abe Cunningham, Dave Lombardo, Brann Dailor, Jimmy Chamberlin, Matt Cameron, and Abe Laboriel Jr. as well as other guest musicians. Brann Dailor: Brann Timothy Dailor (born March 19, 1975 in Rochester, NY) is an American drummer/singer best known as a member of the Atlanta, Georgia metal band Mastodon, in which he is both the drummer and shares vocal duties.
i don't know