Exclusive: 'Phineas and Ferb's' Dr. Doof Enters This Week's 'Shark Tank'

DR. DOOFENSHMIRTZ

The addled inventor dives into the "Shark Tank" this week in order to present his latest invention in a special clip from the ABC series. And we've got an exclusive image for you to enjoy of "Phineas and Ferb's" Dr. Heinz Doofenshmirtz's latest "inator."

Here's the official synopsis:

In the first "Shark Tank" Extra, a clip of the pitch from "Phineas and Ferb's" nefarious Dr. Heinz Doofenshmirtz will air during the show. The evil scientist comes to the Tank with an opportunity for the Sharks to invest in his latest "inator" invention.