When Dr. Doofenshmirtz's latest invention causes the Marvel heroes to lose their powers, they team up with Phineas and Ferb to save the world from Doofenshmirtz and the Marvel villains.
Did You Know?
Mission Marvel is a collective crossover of Avengers Assemble, Hulk and the Agents of S.M.A.S.H., and Ultimate Spider-Man. See more
You know, Stark Industries offers summer internships.
Thanks, but this summer's pretty packed.
Performed by Aaron Daniel Jacob
and Danny Jacob See more