Members: 
Chad Gray (vocals)
Greg Tribbett (guitar)
Tom Maxwell (guitar)
Vinnie Paul Abbott (drums)
Bob Zilla (bass, 2007-present)
Jerry Montano (bass, ?-2007) 

Associated Acts: 
Mudvayne
Nothingface
Danzig
Pantera
Damageplan
Rebel Meets Rebel 

Genres:
Hard Rock
Heavy Metal
Southern Rock
Southern Metal
Supergroup
Sludge Metal

Formed: In Dallas, Texas, U.S.A. 

Debut Album: Hellyeah (2007)