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The Big Bang Theory

S4-E3 The Zazzy Substitution

S4-E3 The Zazzy Substitution



Sheldon breaks up with Amy and turns to cats in his search for an alternative to human companionship. However, when he starts to bulk-buy pets, Leonard decides enough is enough and calls for reinforcements to help bring his friend back to his senses. Comedy, starring Jim Parsons.

Cast & Crew

Leonard Hofstadter Johnny Galecki
Sheldon Cooper Jim Parsons
Penny Kaley Cuoco
Howard Wolowitz Simon Helberg
Raj Koothrappali Kunal Nayyar
Amy Farrah Fowler Mayim Bialik
Mary Cooper Laurie Metcalf
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