Cooleyhighharmony is the 1991 debut album by Motown group Boyz II Men. Executive produced by Michael Bivins of New Edition and Bell Biv DeVoe, the album features the hit singles "Motownphilly" and "It's So Hard to Say Goodbye to Yesterday", a G.C. Cameron cover from the Cooley High soundtrack.
Cooleyhighharmony first debuted on the Billboard 200 at #58 but months later reached #3 on the US charts and #7 in the UK, and was reissued in 1993 with several new tracks and remixes, as well as the group's #1 US hit from the Boomerang soundtrack, "End of the Road". It primarily topped the Top R&B Albums chart for two weeks. In October 2004, Motownphilly appeared in popular video game Grand Theft Auto: San Andreas, playing on fictional New Jack Swing radio station CSR 103.9.