David Surkamp of Pavlov’s Dog dies at 73

David Surkamp, frontman for the progressive-rock band Pavlov’s Dog, has died at age 73, according to Variety.

The group posted the news on its social-media accounts on October 13, calling the death unexpected and offering no cause. The statement extended condolences to Surkamp’s children, Saylor and Evan, and referenced the death of his wife, Sara, the previous November.

Pavlov’s Dog formed in St. Louis in the early 1970s and released its debut album, Pampered Menial, in 1975, followed by At the Sound of the Bell in 1976.