Mac Tonight was McDonald’s advertising character who appeared as a crescent moon in the 1980s.
The campaign began in 1986 and targeted adults, especially during evening hours. Mac Tonight was presented as a singing, piano-playing crescent moon wearing sunglasses, giving McDonald’s a distinctive nighttime identity.
The character’s advertisements used a rewritten version of “Mack the Knife,” a song associated with Bobby Darin’s famous recording. The campaign helped connect McDonald’s with late-evening dining rather than only daytime family visits.
Mac Tonight is not one of the original McDonaldland residents. He was a separate advertising creation from the 1980s, and his campaign is best remembered for its moon-shaped character and musical theme.