The Deception Verification

"The Deception Verification" is the second episode of the seventh season of the  The Big Bang Theory. The episode will air on September 26, 2013.

Summary
Sheldon and Penny are returning from the with Sheldon talking about buying groceries and the end of the world. Finally he makes Penny mad when he says that he is giving her a bad report on her report card. After entering her apartment she screams when she finds Leonard hiding. He came home a couple of days early and doesn't want his friends to know so that they can spend some time together. At the comic book store Sheldon wants to buy Leonard a related gift and is choosing between an Aquaman  and a Batman. Howard has been at his mother's house spending ointment on her back that has a high content and is worrying about his weight gain. At Penny's apartment she is having an argument with the deliveryman about his tip while Leonard is showing her pictures from his trip. Sheldon comes by and wonders about all the takeout food cartons in her trash, while Penny acts funny since Leonard is hiding in the. Later with Amy, Sheldon wonders if Penny is on Leonard. He jumps into her apartment and finds Leonard there and immediately becomes angry with him. Howard is having more problems while Raj is helping him get through them. Sheldon doesn't believe anything that Leonard says though they do end up having hanging out together with the whole gang.