Simba, Timon, and Pumbaa's Adventures of Looney Tunes: Back in Action is another Lion King crossover film by LionKingRulezAgain1. It appeared on YouTube on 4-2-2010.
Simba and his friends go to the Warner Bros. Studios in Hollywood to reunite with Bugs Bunny and Daffy Duck as they face a new villain called Mr. Chairman (whom Makunga is working for).
- This is a PAL film with PAL bits from Madagascar and Madagascar Escape 2 Africa and NTSC bits from The Lion King movies, Tarzan, and The Princess and the Frog.
- Alex, Marty, Gloria, and Melman make a cameo in the resturaunt scene talking about Dreamworks Animation's upcoming projects.
- Makunga guest stars and works with Mr. Chairman in this film.