If you press Up, Left, Left, Select, A, B, B, Select, Start, then hit your TV with a fire-ax, you unlock japanese pornography fetish mode Maou. All of his special attacks include flipping you the bird and otherwise refusing to budge.
I wasn't sure what to think of this. It's a really good picture and the expression is great, but... Crossdressing just isn't really something I'd associate with Maou. :3 Even in the anthropomorphic form, he's not really what I'd call a femboy or anything like that, so...
The take-away from this description is that I worry too much.