Mindless Self Indulgence (often identified using the abbreviation MSI) is an American musical group formed in New York in 1997. Their music has a mixed style including punk rock, alternative rock, electronica, hip-hop, and industrial. Due to the style of their music lacking a definite genre, they coined the term 'Industrial Jungle Pussy Punk' to describe their music, but later, they denounced the term. Their group name is derived from a solo album that frontman, Jimmy Urine self-recorded in the mid-1990s.