The Angry Monkey Show is a spin-off of Invader Zim. It is about GIR getting sucked into The Angry Monkey Show.
The Angry Monkey: A protagonist who likes to just stare at the camera. He is rarely shown doing anything.
GIR: A protagonist who loves to be in The Angry Monkey Show.
ZIM: The main antagonist who just wants to get GIR out of the show.
TAK: The secondary antagonist who was sucked into The Angry Monkey Show along with GIR. TAK hates The Angry Monkey and GIR, and tries to destroy them.
MiMi: TAK's SIR Unit who tries everything to get TAK out of the show.