Crimpshrine was a punk rock band from Berkeley, California. It was formed by Aaron Cometbus, founder of the seminal punk rock zine Cometbus, and a friend, Jeff Ott. The band's origins go back to 1982. Within D.I.Y. communities, the band is often considered one of the most important punk bands, especially in the Bay Area scene. Crimpshrine's origins are traced back to S.A.G. S.A.G. was formed in Berkeley, CA during the summer of 1982 by Jesse Michaels (of later Operation Ivy fame) (just 12 at the time) and Aaron Cometbus.