It's A Mad, Mad, Mad, Mad World (1963) - Natural Born Flyer

Desperate to find the dead gangster’s loot, Ding and Benjy (Mickey Rooney, Buddy Hackett) have enlisted boozy pilot Fitzgerald (Jim Backus), and would-be seaweed tycoon Finch (Milton Berle) loses it with Hawthorne (Terry-Thomas), whom he’s promised a share, in It’s A Mad, Mad, Mad, Mad World, 1963.