Here's how the game works, you pick a Quote from any of the movies or books and write it, then say What has happened, change the Quote to somthing that you wished they had said. I'll go first.

Ron gets splinched:

Harry: "Hermione, His arm"
Hermione: "I know, I know, harry get me my bag Quickly!"

My version

Harry: "Hermione, His arm"
Hermione"NO DUH! Get me my bag and don't lally-gag this time."