Heinzdoofenshmirtz Stories

After getting his Master's Degree after only two years of college, Phineas Flynn left early, married Isabella, and started his very own business. Life goes on to be grea...

Doofenshmirtz also heard about a different tradition, the one where you kiss someone at midnight. maybe Perry want to try it with him? But hey, where is Perry?

Back at it again with more Phineas and Ferb one-shots, with (hopefully) less cringe. Some might be more mature than others, I'll put a warning beforehand. There also mig...

ive always had a crush on dr doofenshmirtz.....so i decided to make all my fantasies a reality by writing a mix of nsfw and sfw oneshots of the sexy characters from my f...

... I am so sorry (#ABSOLUTELYnotsorry) that I made this at three in the morning, showed it off to everyone at school (who knew the show, of course), and now posting it...

Main Plot: Candace's plans to watch over Phineas and Ferb backfire when Dr. Doofenshmirtz's "Babe-inator" turns her brothers into babies. Sub-plot 1: After hav...

One-shots for probably one of my favorite tv shows. Man, I am obsessed with this show! So excited for the new movie! I don't own Phineas and Ferb.

This is a just for fun story I am writing because not many others have, I have to give credit to the original creator of this AU, dr4conianlaw, they are on tumblr. Basi...

Heinz doofenshmirtz finds himself In a new world bot knowing what to do