Laddums
You force someone to say 'huh' or 'what' and then you say 'laddums' like you're the king of the world
He said 'what' and I said 'laddums' and he looked at me like I was crazy.
She said 'huh' and I said 'laddums' and she said I was annoying.
They both said 'huh' and I said 'laddums' and I got a detention.