Funniest passages in Discworld books?

Which passages in Discworld books made you laugh until you were nearly physically ill? I'll start - clown funeral in Men at Arms:

https://turtle-recall.tumblr.com/post/175468614291/were-just-holding-beanos-funeral-said-the

Unfortunately, this excerpt starts a bit late into the scene as it cuts the Watch's arrival at the guild. The first time I read it, I literally had tears running down my face.