Three fairy tale princesses find themselves engaged to the same guy, Prince Charming.

Phineas and Ferb team up with the Avengers to save the world from Dr. Doofenshmirtz and a group of dangerous supervillains.

Phineas and Ferb get trapped in an alternate dimension where the evil Doofenshmirtz rules the tri-state area. They must find a way back home with the help of their pet…