What is wrong in World Of Warcraft?

I sort of remember what it is, but there is a funny troll head or something over my head and I CANNOT remember how to get rid of it!!! PLEASE HELP ME! If you want to just find me in the game to make it easier, I'm in Undermine, and my characters' name is Jasperia . I NEED HELP TO GET RID OF THIS THING PLEASE!!