An officially licensed red Big Bang Theory t-shirt featuring Sheldon's idiosyncratic knock for Penny: "Knock Knock Knock Penny!" x3.
|TVStoreOnline.comAlso in women's sizes||TVStoreOnline.com||TVStoreOnline.com|
Most of the product links on this section of the site are affiliate links. That means this site will receive commission for any purchases made through these links.