Mac Tonight was the McDonald’s mascot known for having a crescent-moon head and wearing sunglasses.
The character was created for a 1986 advertising campaign designed to promote McDonald’s during evening hours. His appearance made the campaign immediately recognizable: the crescent moon represented nighttime, while the sunglasses gave him a comic, performer-like personality.
Mac Tonight’s commercials also used a modified version of “Mack the Knife,” linking the character to a familiar musical hook. Together, the song and unusual costume made the campaign stand apart from McDonald’s regular cast of restaurant and McDonaldland characters.
Mac Tonight should not be confused with Grimace or the Hamburglar. Those characters had different designs and roles within McDonald’s advertising. Mac Tonight was specifically associated with a nighttime campaign and the visual image of a moon-headed singer.