Talk:*knock knock knock* Penny. *knock knock knock* Penny. *knock knock knock* Penny./@comment-3524034-20111110223725/@comment-4002575-20111203122843

wait forgot *

* knock knock knock* Leonard and Penny. or *knock knock knock* All my friends. or as the Flash *knock*Penny*knock*Penny*knock*Penny*knock*Penny