Swinging Soul Machine

Swinging Soul Machine is a Dutch soul group (from Rotterdam) from 1966 to the present. The biggest hit was Spooky's Day Off in 1969. Iwan 'Spooky' Groeneveld quit the band and started the duo 'Spooky & Sue'. After Iwan left the band, the other members changed the name in 'Machine' and John Caljauw became the new singer.