Somewhere in the distance they could hear Peeves zooming through the corridors singing a victory song of his own composition:
We did it, we bashed them, wee Potter’s the one,
And Voldy’s gone moldy, so now let’s have fun!
“Really gives a feeling for the scope and tragedy of the thing, doesn’t it?” said Ron, pushing open a door to let Harry and Hermione through.
Harry Potter and the Deathly Hallows – J.K. Rowling