Supertramp were an English progressive rock band from London. Formed in 1969, the group originally consisted of bassist and lead vocalist Roger Hodgson, guitarist and vocalist Richard Palmer, keyboardist and vocalist Rick Davies, and drummer Keith Baker. The band's current lineup includes Davies alongside drummer Bob Siebenberg, saxophonist John Helliwell (both since 1973), guitarist Carl Verheyen, trumpeter Lee Thornburg, bassist Cliff Hugo, keyboardist Mark Hart (all of whom joined in 1996), multi-instrumentalist Jesse Siebenberg (since 1997), keyboardist Gabe Dixon and backing vocalist Cassie Miller (both since 2010).