Mr. Teeny

'''Louis “Mr. Teeny” Toot, also known as Joseph Teeny''' and voiced by Dan Castellaneta, is Krusty’s trained monkey who frequently appears on the show.

Similarties to Krusty
Like Krusty, he is a heavy smoker, and often seems depressed off-stage. He is sometimes seen as Krusty’s driver and butler.

Family
Teeny’s uncle was former head monkey at the ministry of tourism in Brazil. Three other monkeys have died while working for Krusty known by the same name. Krusty once said he missed the third Mr. Teeny and the current one couldn’t hold a candle to him. His mother’s name is Toot-Toot, and she refers to him as Louis when they are reunited in "Bart Has Two Mommies".

Awards
Teeny also was a writer for the “Good Guy Awards” and quit after being insulted on-stage by Krusty.

True Home
He is an immigrant from Brazil and has been deported but was returned.

Clothing
He wears a pink hat and bow tie but has also been seen in a tuxedo and golden encrusted thong.

Future Plans
Krusty has implied that if he can't find a human willing to donate a lung when he gets cancer, he's planning on harvesting one from Mr. Teeny.