This is what happens when Katy Perry asks to wear a muppet dress.

This is what happens when Gentleman GaGa asks to wear a Muppet dress.

I know what you’re thinking: Why couldn’t Katy Perry’s outfit be as subtle and demure as Gentleman GaGa’s Kermit frock. Well, clearly Katy is batshit crazy.

She joined Dita Von Teese at the 2010 Ready to Wear Castelbajac fashion show in Paris yesterday.