Season
Season 5 Episode
- Season 3 The Great Indoors
- Season 3 Canderemy
- Season 3 Run, Candace, Run
- Season 3 Last Train to Bustville
- Season 3 Phineas' Birthday Clip-o-Rama!
- Season 3 The Belly of the Beast
- Season 3 Moon Farm
- Season 3 Ask a Foolish Question
- Season 3 Misperceived Monotreme
- Season 3 Candace Disconnected
- Season 3 Magic Carpet Ride
- Season 3 Bad Hair Day
- Season 3 Meatloaf Surprise
- Season 3 Phineas and Ferb Interrupted
- Season 3 A Real Boy
- Season 3 Mommy Can You Hear Me?
- Season 3 Road Trip
- Season 3 Tour de Ferb
- Season 3 Skiddley Whiffers
- Season 3 My Fair Goalie
- Season 3 Bullseye!
- Season 3 That's the Spirit
- Season 3 The Curse of Candace
- Season 3 Escape From Phineas Tower
- Season 3 Lotsa Latkes
- Season 3 Ferb Latin
- Season 3 A Phineas and Ferb Family Christmas
- Season 3 Tri-Stone Area
- Season 3 Doof Dynasty
- Season 3 Excaliferb
- Season 3 Phineas and Ferb and the Temple of Juatchadoon
- Season 3 Monster from the Id
- Season 3 Gi-Ants
- Season 3 The Remains of the Platypus
- Season 3 Mom's In The House
- Season 3 Perry the Actorpus
- Season 3 Let's Bounce
- Season 3 Bully Bromance Break Up
- Season 3 Quietest Day Ever
- Season 3 The Doonkelberry Imperative
- Season 3 Meapless in Seattle
- Season 3 Delivery of Destiny
- Season 3 Buford Confidential
- Season 3 The Mom Attractor
- Season 3 Cranius Maximus
- Season 3 Agent Doof
- Season 3 Minor Monogram
- Season 3 What A Croc!
- Season 3 Sleepwalk Surprise
- Season 3 Sci-Fi Pie Fly
- Season 3 Sipping with the Enemy
- Season 3 Tri-State Treasure: Boot of Secrets
- Season 3 Doofapus
- Season 3 Norm Unleashed
- Season 3 Where's Perry (1)
- Season 3 Where's Perry (2)
- Season 3 Ferb TV
- Season 3 When Worlds Collide
- Season 3 What'd I Miss?
- Season 3 Road to Danville
- Season 3 This is Your Backstory
- Season 3 Blackout
Phineas and Ferb - Season 3 Episode 58 When Worlds Collide
7.90 48 minutes 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.
