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Phineas and Ferb
Season 3 · Episode 58
When Worlds Collide
7.011mSeptember 14, 2012
After discovering that a strange planet is hurtling directly towards Danville, Phineas and Ferb set out to avert a disaster, while Buford looks forward to making contact with its alien race. Meanwhile, Dr. Doofenshmirtz hopes to steal the world's largest ball of twine.
Episodes
- Episode 1The Great Indoors
- Episode 2Canderemy
- Episode 3Run, Candace, Run
- Episode 4Last Train to Bustville
- Episode 5Phineas' Birthday Clip-o-Rama!
- Episode 6The Belly of the Beast
- Episode 7Moon Farm
- Episode 8Ask a Foolish Question
- Episode 9Misperceived Monotreme
- Episode 10Candace Disconnected
- Episode 11Magic Carpet Ride
- Episode 12Bad Hair Day
- Episode 13Meatloaf Surprise
- Episode 14Phineas and Ferb Interrupted
- Episode 15A Real Boy
- Episode 16Mommy Can You Hear Me?
- Episode 17Road Trip
- Episode 18Tour de Ferb
- Episode 19Skiddley Whiffers
- Episode 20My Fair Goalie
- Episode 21Bullseye!
- Episode 22That's the Spirit
- Episode 23The Curse of Candace
- Episode 24Escape From Phineas Tower
- Episode 25Lotsa Latkes
- Episode 26Ferb Latin
- Episode 27A Phineas and Ferb Family Christmas
- Episode 28Tri-Stone Area
- Episode 29Doof Dynasty
- Episode 30Excaliferb
- Episode 31Phineas and Ferb and the Temple of Juatchadoon
- Episode 32Monster from the Id
- Episode 33Gi-Ants
- Episode 34The Remains of the Platypus
- Episode 35Mom's In The House
- Episode 36Perry the Actorpus
- Episode 37Let's Bounce
- Episode 38Bully Bromance Break Up
- Episode 39Quietest Day Ever
- Episode 40The Doonkelberry Imperative
- Episode 41Meapless in Seattle
- Episode 42Delivery of Destiny
- Episode 43Buford Confidential
- Episode 44The Mom Attractor
- Episode 45Cranius Maximus
- Episode 46Agent Doof
- Episode 47Minor Monogram
- Episode 48What A Croc!
- Episode 49Sleepwalk Surprise
- Episode 50Sci-Fi Pie Fly
- Episode 51Sipping with the Enemy
- Episode 52Tri-State Treasure: Boot of Secrets
- Episode 53Doofapus
- Episode 54Norm Unleashed
- Episode 55Where's Perry (1)
- Episode 56Where's Perry (2)
- Episode 57Ferb TV
- Episode 58When Worlds Collide
- Episode 59What'd I Miss?
- Episode 60Road to Danville
- Episode 61This is Your Backstory
- Episode 62Blackout