Amanda Payton

Sheldon wants to go to a movie screening, so he pays Stuart to spend the day with Amy; Penny has a difficult time connecting with Leonard's visiting mother.

Gibbs and the team look into the fight that resulted in the son of Senator John Phillips being injured. Sloane and Torres travel back to the States from Afghanistan and must protect the senator.

Sheldon visits the California Institute of Technology for the very first time; Georgie is furious when Mary listens in on a phone call with his girlfriend; Meemaw tries to cheer up a jealous Missy.

Captain Strand and the 126 help a husband whose wife `dies' when she is not upside-down; Grace takes a call from a pizza delivery driver who is in for the shock of his life; Tommy is worried Trevor's young daughter is a bad seed.

Don and the team assist a veteran FBI agent in his search for a con man; agent McGowan makes a decision on Charlie's security clearance and Don's future with the agency.

Voight employs his new informant to help solve a tricky drug trafficking case; Atwater, who has again struggled to reconcile his personal and professional life, reaches a decision.