Pavlov’s Dog is a 1970s progressive rock/AOR band formed in St. Louis in 1972. Pavlov’s Dog originally comprised David Surkamp (vocals and guitar), Steve Scorfina (lead guitar), Mike Safron (drums), Rick Stockton (bass guitar), David Hamilton (keyboard), Doug Rayburn (mellotron and flute), and Siegfried Carver (born Richard Nadler) (various string instruments including the rare vitar, a cross between a guitar and a violin). Carver left the band after the first album.