"Clown-Fu Fighting" is the first segment of the forty-third episode of Yin Yang Yo! It premiered on June 30, 2008 alongside "Cat Smash Fever", and is the first segment of the seventeenth episode in season two.
Yang learns of a new fighting style called Clown-Fu. He wants to learn the art, but Master Yo says no way, and backs it up with a "because I said so". But Yang learns from the four floating Woo Foo elders that something he needs to complete an armor suit he can only get from knowing Clown-Fu. Master Yo relents and lets him learn Clown-Fu. Yin tags along and learns how to unicycle. Yang has to decide whether to take the clown wig for Woo-Foo or leave it for Clown-Fu.