S03 · E58

When Worlds Collide

Sep 14, 201211mRating 7.0

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.

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When Worlds Collide

Episodes

The Great Indoors

Canderemy

Run, Candace, Run

Last Train to Bustville

Phineas' Birthday Clip-o-Rama!

The Belly of the Beast

Moon Farm

Ask a Foolish Question

Misperceived Monotreme

Candace Disconnected

Magic Carpet Ride

Bad Hair Day

Meatloaf Surprise

Phineas and Ferb Interrupted

A Real Boy

Mommy Can You Hear Me?

Road Trip

Tour de Ferb

Skiddley Whiffers

My Fair Goalie

Bullseye!

That's the Spirit

The Curse of Candace

Escape From Phineas Tower

Lotsa Latkes

Ferb Latin

A Phineas and Ferb Family Christmas

Tri-Stone Area

Doof Dynasty

Excaliferb

Phineas and Ferb and the Temple of Juatchadoon

Monster from the Id

Gi-Ants

The Remains of the Platypus

Mom's In The House

Perry the Actorpus

Let's Bounce

Bully Bromance Break Up

Quietest Day Ever

The Doonkelberry Imperative

Meapless in Seattle

Delivery of Destiny

Buford Confidential

The Mom Attractor

Cranius Maximus

Agent Doof

Minor Monogram

What A Croc!

Sleepwalk Surprise

Sci-Fi Pie Fly

Sipping with the Enemy

Tri-State Treasure: Boot of Secrets

Doofapus

Norm Unleashed

Where's Perry (1)

Where's Perry (2)

Ferb TV

When Worlds Collide

What'd I Miss?

Road to Danville

This is Your Backstory

Blackout