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Season 9: Episode 24 - The Convergence Convergence
Posted on May 13, 2016 03:00am

Chaos ensues when Leonard’s recently divorced parents, Alfred (Judd Hirsch) and Beverly (Christine Baranski), and Sheldon’s devoutly religious mother, Mary (Laurie Metcalf), come to town. Also, Wolowitz and Koothrappali think the government is out to get them when they are contacted about their guidance system.