What did I do wrong

Yeah I don't know with that title, it just kind of appeared. I guess that's kind of how I was feeling when I drew it last week when I was sick. Yeah this is the one thing from the sick day sketch-dump that I posted last week. There's not much to say about it really.

Ferb Fletcher- Dan Povenmire and Jeff "Swampy" Marsh

Art- Me don't touch!