The Big Bang Theory

Season 3 Episode 22

The Staircase Implementation

20
Aired Monday 8:00 PM May 17, 2010 on CBS
AIRED:
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Episode Summary

A squabble over the thermostat setting leads to Leonard going over to Penny's and recounting for her the story of how he met and moved in with Sheldon.

Who was the Episode MVP ?

Ally Maki

Ally Maki

Joyce Kim

Guest Star

Steven Yeun

Steven Yeun

Sebastian

Guest Star

Ajgie Kirkland

Ajgie Kirkland

Louie

Guest Star

Carol Ann Susi

Carol Ann Susi

Mrs. Wolowitz

Recurring Role

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Trivia, Notes, Quotes and Allusions

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