Didn t Cooder also do The sound track to the film Blue Collar He played git on several of the tracks and kidnapped Don Van Vliet AKA Cpt Beefheart to sing on the title track Hard Workin Man Serves that maniac Beefheart right I saw him with Zappa in San Jose California during the Bongo Fury tour Beefheart sat in the corner of the stage and yelled fuck you at the audience throughout the entire set until the crowd booed em off stage He is the last of the midieval mad geniusesexcept with a soprano sax it always sounds like he s strangling a goose when he plays it