“The Maternal Congruence” — A visit from Leonard’s mother (Christine Baranski, center) delights Sheldon (Jim Parsons, second from left) and Wolowitz (Simon Helberg, far left), but horrifies Leonard (Johnny Galecki, far right) and Penny (Kaley Cuoco, far right, seated), on THE BIG BANG THEORY, Monday, Dec. 14 (9:30-10:00 PM, ET/PT) on the CBS Television Network.
Photo: Sonja Flemming/CBS
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