The Imaginations were an American doo-wop group, active during the late 1950s and early 1960s. Known for their distinctive blend of R&B and street corner harmony, their music was characterized by smooth vocal arrangements and nostalgic lyrics. Key members included Bobby Bloom, Frank Mancuso, Phil Agtuca, Pete Agtuca, and Richie LeCausi. Their most influential work was arguably "Goodnight Baby," a hit that firmly established them in the doo-wop genre. Despite their brief period of activity, The Imaginations left a significant imprint on the evolution of R&B and doo-wop music.