iTunes currently has the following clips from the Phineas and Ferb Special, available for free…
* Danville is Nice
* I Really Don’t Hate Christmas
* Christmas is Starting Now
* Holiday Theme Song
* Christmas Feeling
The P&F Christmas Special is really excellent, and I highly recommend it… It’s a cute twist in the Phineas and Ferb way…
It’s a really sweet, warm special that we’re really proud to have our name on. -Dan Povenmire[2]
In Summary, Phineas and Ferb build a rest stop for Santa because they feel nobody ever thanks him for all the joy he brings to the world. Doofenshmirtz creates a device to put the city of Danville on Santa’s naughty list, and Agent P has to stop him….
Sal Tuscany’s famous Christmas CD is even in the episode.