Kung Fu Z is a fanon song sang by the electronic music producer Skrillex (fanon). This is when the penguin species with Sven fight Sensei at the Dojo in MarioFan65's fan-fiction, Club Penguin And Happy Feet The Crossover.
- This song is set to appear in a Happy Feet: The Series episode called "Kung Fu Penguin".
- Originally, this song was suspose to appear in Happy Peep episode 6 "Tickle Torment Future", but it was replaced by "Only a Chilling Elegy" from Dragon Ball Z Kai.
- The single features a yellow stick figure doing some karate skills.