The Flintstones (1960)

S6E3 The Return of Stony Curtis

Wilma and Betty score a day with movie star Stoney Curtis (voiced by Tony Curtis) through a publicity contest, where he becomes their "slave boy." Meanwhile, a jealous Fred puts Stoney to work without mercy. In a twist, Stoney proposes Fred as his stand-in for an upcoming film. Fred leaps at the chance, quitting his job to pursue life as a star, only to discover that the glamorous life isn’t quite what he imagined.