Dr. Doof Tweets with the Sharks

By Dr. Doofenschmirtz & The Sharks | Jul 25th, 2013
Dr. Doofenschmirtz Pitches the Sharks
It seems that Dr. Doofenshmirtz from Disney XD's Phineas & Ferb and some of the sharks have been trading barbs on Twitter. Here's a sampling of their exchanges that lead up to his appearance in the Season 4 finale !

More Dr. Doof on Shark Tank:
Recap | Who's More Evil: Dr. Doof or Mr. Wonderful?