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The Big Bang Theory S11E4 poster

Watch The Big Bang Theory – Season 11 Episode 4: The Explosion Implosion

The Big Bang Theory • Season 11, Episode 4 • 21 min • 2007 • ⭐ 7.9/10 • Comedy

Cast: Jim Parsons , Kaley Cuoco , Johnny Galecki , Simon Helberg , Kunal Nayyar , Melissa Rauch , Mayim Bialik

Directors: Chuck Lorre , Bill Prady

Watch The Big Bang Theory – S11E4

Episode Overview

As Howard worries about fatherhood, he and Sheldon bond when they jointly assemble a model rocket. Meanwhile, Penny bonds with Leonard's mother, Beverly, much to his concern.

Episode Navigation

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The Matrimonial Metric
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The Gates Excitation
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The Tenant Disassociation
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The Comet Polarization
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The Monetary Insufficiency
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The Sibling Realignment
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S11E24 • 22m
The Bow Tie Asymmetry

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