Calvin Krime was a hardcore punk ensemble formed in 1995 in Minneapolis. The trio consisted of Sean Tillmann, Jon Kelson, and Jason Ralph, who met at the Perpich Center for Arts Education. The group released the recordings “Pretty in Pink” (1995) and “Kids Incarcerated” (1996) before signing with Amphetamine Reptile. Its discography included the studio recordings Dress for the Future (1997) and You're Feeling So Attractive (1998). The ensemble also released the EP 3x3x3 1/2 (1998) through Polyvinyl. The band's audience was primarily within the South Minneapolis punk and noise scene. Calvin Krime became inactive in 1998. Tillmann subsequently performed as Sean Na Na and Har Mar Superstar. The group reunited for a performance at the Uptown Bar on September 13, 2009. The ensemble performed again on August 29, 2010, at the Amphetamine Reptile 25th Anniversary gala.
