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Phineas and Ferb
Season 2 · Episode 35
What Do It Do
7.511mNovember 14, 2009
The boys reconstuct one of Doofenshmirtz's inventions to discover what it does after it lands in their front yard.
Episodes
- Episode 1The Lake Nose Monster
- Episode 2Interview with a Platypus
- Episode 3Tip of the Day
- Episode 4Attack of the 50 Foot Sister
- Episode 5Backyard Aquarium
- Episode 6Day of the Living Gelatin!
- Episode 7Elementary, My Dear Stacy
- Episode 8Don't Even Blink
- Episode 9Chez Platypus
- Episode 10Perry Lays an Egg
- Episode 11Gaming the System
- Episode 12The Chronicles of Meap
- Episode 13Thaddeus and Thor
- Episode 14De Plane! De Plane!
- Episode 15Let's Take a Quiz
- Episode 16At the Car Wash
- Episode 17Oh, There You Are, Perry!
- Episode 18Swiss Family Phineas
- Episode 19Hide and Seek
- Episode 20That Sinking Feeling
- Episode 21The Baljeatles
- Episode 22Vanessassary Roughness
- Episode 23No More Bunny Business
- Episode 24Spa Day
- Episode 25Phineas and Ferb's Quantum Boogaloo
- Episode 26Phineas and Ferb's Musical Cliptastic Countdown
- Episode 27Bubble Boys
- Episode 28Isabella and the Temple of Sap
- Episode 29Cheer Up, Candace
- Episode 30Fireside Girl Jamboree
- Episode 31The Bully Code
- Episode 32Finding Mary McGuffin
- Episode 33Picture This
- Episode 34Nerdy Dancin'
- Episode 35What Do It Do
- Episode 36Atlantis
- Episode 37Phineas and Ferb Christmas Vacation
- Episode 38Just Passing Through
- Episode 39Candace's Big Day
- Episode 40I Was a Middle Aged Robot
- Episode 41Suddenly Suzy
- Episode 42Undercover Carl
- Episode 43Hip Hip Parade
- Episode 44Invasion of the Ferb Snatchers
- Episode 45Ain't No Kiddie Ride
- Episode 46Not Phineas and Ferb
- Episode 47Phineas and Ferb-Busters
- Episode 48The Lizard Whisperer
- Episode 49Robot Rodeo
- Episode 50The Beak
- Episode 51She's the Mayor
- Episode 52The Lemonade Stand
- Episode 53Phineas and Ferb Hawaiian Vacation (1)
- Episode 54Phineas and Ferb Hawaiian Vacation (2)
- Episode 55Phineas and Ferb: Summer Belongs to You!
- Episode 56Nerds of a Feather
- Episode 57Wizard of Odd
- Episode 58We Call it Maze
- Episode 59Ladies and Gentlemen, Meet Max Modem!
- Episode 60The Secret of Success
- Episode 61The Doof Side of the Moon
- Episode 62Split Personality
- Episode 63Brain Drain
- Episode 64Rollercoaster: The Musical!
- Episode 65Make Play
- Episode 66Candace Gets Busted