User blog comment:PlantyThePottedPlant/Random Topic Blogging II: Electric Blogaloo/@comment-4121682-20120817014823/@comment-3006892-20120817233233

Ah, that makes sense :)

I just usually draw Phineas's arms all straight when they're curved. (As in, no elbows) I think a "How to Draw" guide on Phineas actually recommended that once...