When Sawyer Nelson finds Winter the tailless dolphin stranded on the beach, Phineas and Ferb offer to help build a suitable prosthetic for the dolphin. Their first few attempts backfire until they build a helmet that increases her brain activity. To test her ability, they enter her a half machine competition against Hiccup and Toothless, and Cyborg. Winter proves to a formidable opponent, taking out Hiccup and Toothless. But before she can beat Cyborg, Morgan Freeman appears informing that despite winning, the important thing is that everybody learns when messing with balance of nature use robot parts. He then reveals that he now has rocket feet just like Cyborg's. / The students of Hollywood Arts High School prepare for a yodeling mime competition, but their newest classmate, Dr. Doom, prepares to win the competition by cheating. Doom has Robbie Shapiro enhance his armor, but during his performance, the armor overload causing Doom to be disqualified. However, as a consolation Robbie reveals to Doom that he is in reality Andy Samberg and introduces him to Justin Timberlake. The three then take a road trip to Disneyland. / Other Sketches: Mad News, Clown Dinner, DVR2D2, Polka Goat at the Meeting, Man finds Dog in the Snow, Finger Poking Support Group, Spy vs. Spy, What's Wrong with This Picture: Justin Bieber, and Magician Miss-fire's His Rabbit