Snapped: Killer Couples (2013)

S5E25 Doof in Retrograde

Doofenshmirtz finds himself at the heart of his very own solar system, showcasing his latest invention. Meanwhile, Irving is on a mission to win over Phineas and Ferb, hoping to catch their attention and prove his worth. As the two storylines unfold, hilarity ensues, blending the eccentricity of Doof's antics with Irving's attempts to stand out among the creative duo.