I'll Be Glad When You're Dead You Rascal You is a 1932 American pre-Code Fleischer Studios animated short film starring Betty Boop, and featuring Koko the Clown and Bimbo.
[2] The cartoon features music by and a special guest appearance from jazz trumpeter Louis Armstrong and his Orchestra playing "You Rascal You".
[3] After a live action introduction featuring Louis Armstrong and his orchestra, the short opens in the jungle, with Betty being carried on a litter by Bimbo and Koko.
They climb a tree and escape, but are pursued by the enormous disembodied head of a savage (with the voice and face of Louis Armstrong).
Koko and Bimbo eventually find Betty tied to a stake, surrounded by dancing natives.