Aired: May 4, 2010 | Season: 3 | Episode: 20
Overview
Runtime: 20m
Directed by: Anthony Rich
Written by: Bill Prady, Lee Aronsohn, Steven Molaro
Description
When Leonard and Penny aren't speaking, Sheldon goes to extremes to keep them both happy.
Season 3 Episode 19
The Wheaton Recurrence
Season 3 Episode 21
The Plimpton Stimulation