Dr. Heinz Doofenshmirtz 1 T-shirt Posted on 2013/03/28 by admin Dr. Heinz Doofenshmirtz product tags: dr heinz doofenshmirtz, doctor heinz doofenshmirtz, phineas and ferb dr, phineas and ferb, phineas ferb, phineas, ferb, agent p, platypus, secret agent, step brothers adventures, disney,