Colin Creevey took a dare from Fred & George, and it looks like he regrets it now. He's dressed as the Fourth Doctor ("Doctor Who"), and is even wearing a curly wig - you can see a little of his own hair peeking out underneath.

Snape is being his usual snarky self, making the poor kid squirm.

Neither of them has yet spotted Peeves, but if the 'geist plays that trick he's planning, he'll catch a hex from Snape!