K30BN-D

A woman sues a used car salesman over the purchase of a lemon car; she argues she couldn't inspect it due to a once-in-a-lifetime trip to see her mother in Mexico.

A veteran insists on a $7,500 refund for a faulty backhoe purchased to launch his small business, alleging he was deceived by the seller.

Pregame analysis from Major League Baseball.

From American Family Field in Milwaukee.

While Leonard prepares for a three-month science expedition, he and Penny re-evaluate their feelings for each other.

Sheldon is thrilled to help Bernadette and Wolowitz navigate bureaucratic paperwork, until he discovers they are breaking the law; Leonard is disappointed when his friends exclude him from a scientific project.

Sheldon and Amy are devastated after learning from a Russian paper that Super Asymmetry has already been discovered and disproved; Bernadette wants to beat Howard in a popular video game.

When Gloria's ex-boyfriend stops by for a visit, his striking resemblance to Manny makes Jay wonder; Phil agonizes over getting the perfect anniversary gift for Claire; Lily gets into a fight at school over bras.