Numbuh 3 Throws A Tantrum is a fan-fiction episode of Codename: Kids Next Door with special guests from Courage the Cowardly Dog.
- Numbuh 3/Kuki
- Numbuh 4/Wally
- Numbuh 5/Abby
- Numbuh 1/Nigel
- Numbuh 2/Hoagie
- Narrator: One Day, at the Treehouse...
- Numbuh 3: (excited) Hey, Other Numbuhs. Can We Go to Rainbow Monkeys on Ice
- Numbuh 4: No, Numbuh 3. I Don't Have Time for This.
- Numbah 3: What do you mean, "No"?
- Numbah 4: Look, Rainbow Monkeys is babyish and it's bad enough that I put up with that stupid, sappy, sugary, saccharine theme song; especially with you singing along to it