Phineas and Ferb: Perry Lays an Egg/Gaming the System

When Phineas and Ferb find an egg, they believe it belongs to Perry, so they build a mechanical contraption to care for it. When Candace sees what her brothers are doing, her maternal instincts emerge. Meanwhile, Dr. Doofenshmirtz's plan to insult whales isn't worth Perry's time and energy./ Phineas and Ferb create their own video game and program themselves into it. When Candace is accidentally zapped into the game, Phineas and Ferb have to bring her back in time for her cotillion. Meanwhile, Dr. Doofenshmirtz creates a machine that puts all men in the Tri-State area in ball gowns so that he looks masculine by comparison.