Okay, this is simple. You have two pics and you must find the difference between them. You are timed! This is`really gonna get to you. Look closely! The asnwer is so obvious you'll smack yourself. And remember, you're timed. Oh, and you'll need your speakers on to figure it out (little clues).
For everybody who figured it out, don't spoil the answer!!! Let others have at chance at finding out what the answer is.