Phineas and Ferb the Movie: Across the 2nd Dimension (2011) (movie): Phineas and Ferb discover that Perry is a secret agent, and they all get stuck in an alternate dimension where Doofenschmirtz is the ruler of the tri-state area. Discover the latest Discussions, Reviews, Quotes, Theories, Explanations and Analysis of Phineas and Ferb the Movie: Across the 2nd Dimension (2011) below