These funny flip-up shirts have a question printed on the front. The sentiment invites a question, the answer to which is printed on the inside of the shirt. Wait, what? The bellies of these funny shirts are meant to be flipped up over the head of the wearer to reveal the answer to the "Ask me about my..." question. These are funny to wear at Halloween for anyone who doesn't want to go "full costume". Check out the examples below.
This one is great -- the flipped-up version reveals a partially hidden ninja face!
You didn't think I was carrying around my Boston in my pocket, did you? No, instead, he's in my shirt!
This flipped-up shirt reveals just what you'd guess, an angry-looking werewolf.