I Want You Back! Unreleased Masters

I Want You Back! Unreleased Masters is a Jackson 5 compilation released to celebrate the 40th anniversary of their debut on Motown Records; their debut single "I Want You Back" b/w "Who's Lovin' You" was issued Oct. 7, 1969. The album, specifically designed to fit like a regular 70's era album, contains previously unreleased songs and alternate versions of some of their hits. It contains "Buttercup", a song recorded during the group's most talked about collaboration with Stevie Wonder.