Create a stink with these whiffy sweets.
Classic confection which contain laxatives.
Include them in a selection of sweets and your victim will never be able to tell the difference! They won't be able to hide the fact that they have fallen for this prank since they will be running to the toilet in no time.
A hilarious prank that is highly embarrassing for you victim!
Why not try this prank out on one of your friends.