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The Staircase Implementation
Season 3, Episode 22 - Aired May 17, 2010
After a disagreement with Sheldon, Leonard tells Penny the story of how he moved into the apartment and became friends with Sheldon.
The Staircase Implementation
Season 3, Episode 22 - Aired May 17, 2010
After a disagreement with Sheldon, Leonard tells Penny the story of how he moved into the apartment and became friends with Sheldon.