Suicidal Tendencies are an American hardcore punk band formed in 1980 in Venice, California by vocalist Mike Muir, who is the only remaining original member of the band. Along with D.R.I., Corrosion of Conformity, and Stormtroopers of Death, they are often credited as one of "the fathers of crossover thrash". Their current lineup includes Muir, guitarists Dean Pleasants and Ben Weinman, bassist Ra Díaz and drummer Dave Lombardo. Notable musicians who have contributed to the band's studio or live activities include guitarists Rocky George and Mike Clark, bassists Louiche Mayorga, Robert Trujillo, Josh Paul and Stephen "Thundercat" Bruner, and drummers Amery Smith, Jimmy DeGrasso, Brooks Wackerman, David Hidalgo Jr., Thomas Pridgen and session musician Josh Freese.