Big Bang Theory Penny Girls Shirt

Big Bang Theory Penny Girls Shirt Who wouldn't love to have Dr. Sheldon Cooper knocking down their door.. well, maybe you better ask Penny first before you become his next neighbor! This adorable navy blue t-shirt has the memorable Sheldon "knocking on Penny's door" request for her female insight on social situations he once again can't understand. Printed in bright yellow print, the Knock's come in three's with Penny's name printed below each set of Knock's. Everyone will love seeing you this this hysterical Big Bang Theory t-shirt!