Jizz

Perry the Platypus is pretty lucky.

feet

Katy Perry the platypus

ConfusedBoners

Dr. Heinz Doofenshmirtz going down on Perry the Platypus [Phineas and Ferb]

rule34

Dr Doofenshmirtz going down on Perry the Platypus. (x-post r/rule34)

NSFWFunny

Perry the platypus x Dr. Heinz (tripperfunster) [Phineas and Ferb]

rule34