The Big Bang Theory
9:31/8:31c CBS
Katee Sackhoff of Battlestar Galactica and National Public Radio's Ira Flatow have cameos in tonight's episode, in which Sheldon is humiliated on NPR and then promises vengeance on his nemesis Kripke. Sackhoff appears as — and, no, this isn't a joke — Wolowitz's new love interest.
Read on for previews of Surviving the Holidays with Lewis Black, Jon & Kate Plus 8, Find My Family and Robot Chicken: Star Wars Episode 2.5.
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