[Oh, talking about magic! Something Draco thoroughly enjoys! The change in his tone is blatantly obvious.]

Any number of things, really! It would depend what spell is used. I was thinking of perhaps sticking his shoes to the ground, or turning his hair blue. Well-timed trip jinxes are always amusing, or there's one that would cause his legs to dance about uncontrollably. Well, that last one isn't really a hex, just a harmless bit of prank magic...

I know a bloke—one of Potter's friends, actually—who once tried to make me "eat slugs", I believe it was. But he had a shoddy wand and the whole thing backfired. He ended up vomiting slugs himself!