Dino & Diplomats was an American doo-wop group active during the late 1950s and early 1960s. The band, led by vocalist Dino Petaccio, was known for their harmonious blend of pop and rhythm and blues, a style that was emblematic of the doo-wop genre of that era. They are most remembered for their single, "I Can't Believe," which demonstrated their signature harmonies and melodic prowess. Despite their relatively short-lived career, the group is recognized for their contribution to the doo-wop genre in the early stages of rock 'n' roll.