Cosmic Psychos are an Australian punk rock band which formed in 1977 as Spring Plains. Founding members included Ross Knight on guitar and vocals; Robbie Addington on guitar and vocals; and Steve Morrow on vocals. Australian rock music historian, Ian McFarlane, described their music as "arty kind of punk noise, somewhere between The Birthday Party and a more narcotic sounding Ramones". Late in 1984 Ross Knight the group was renamed as Cosmic Psychos.