The Twilight Zone

A dying man, not liked by his daughter, son-in-law, and grandchildren, invites them for a visit while hosting a Mardi Gras party. Realizing how greedy they are, he makes a proposition to them: wear ugly masks during his party, and he'll leave them his fortune - no questions asked. However, after they meet his conditions, the heirs soon discover they are unable to remove their grotesque masks.