Episode Titles: 2003
You are viewing a list of 1 The Big Bang Theory episode featuring "2003" in their title.
Season 9, Episode 4 - The 2003 Approximation
Aired October 12, 2015
When Sheldon learns that Leonard has moved out and is now living with Penny, he reverts to 2003 - a simpler time before he met Leonard and Penny. Howard and Raj form a folk sci-fi band to play live music at Stuart's Comic Book Store.