Some of the best of tumblr Part 1 Part 2 Part 3
Phineas and Ferb! *And for the ladies.* Ahahaha! this is why ferb is my favorite
Phineas And Ferb http://ibeebz.com
My Harry Potter parody of the Phineas and Ferb theme song
Phineas and Ferb, this is the best I've seen!
Oh, kids that was strange, I swear I saw Perry on that scooter beside us, but I was just confused
The writers of Phineas and Ferb doing it right.
Phineas and Ferb is a great cartoon. - http://geekstumbles.com/funny/lolsnaps/phineas-and-ferb-is-a-great-cartoon/
I love Phineas and Ferb
That awkward moment when you get his by your own Ugly-inator and you remain the same. xD