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The Pancake Batter Anomaly is the eleventh episode of The Big Bang Theory.
Johnny Galecki (Leonard Hofstadter),
Jim Parsons (Sheldon Cooper),
Kaley Cuoco (Penny),
Simon Helberg (Howard Wolowitz),
Kunal Nayyar (Rajesh Koothrappali)
Carol Ann Susi (Mrs. Wolowitz (voice)),
Erin Allin O'Reilly (Cheryl)
Behind the Scenes
Allusions and References