Wikimedia Commons/American Classic MGM+ Celebrity American Classic on MGM+ is quietly becoming a must-watch, earning 94% on Rotten Tomatoes for its blend of humor and heart. May 4, 2026 AceShowbiz - American Classic on MGM+ is steadily building a devoted following through a blend of positive critical reception and consistent audience engagement. While MGM+ typically does not produce instant cult hits in the comedy genre, American Classic is quietly establishing itself as a must-watch series with its unique blend of humor and heartfelt drama.