The Big Bang Theory “The 2003 Approximation” Season 9 Episode 4

The Big Bang Theory “The 2003 Approximation” Season 9 Episode 4 airs Monday Oct 12 2015 (8:00-8:30 PM, ET/PT) on the CBS Television Network. In tonight’s episode, Sheldon learns of an impending change in his living arrangements and decides to revert back to 2003, a simpler time before he met Leonard and Penny. Also, Howard and Raj form a band to play at the Comic Book Store.

Show Summary: Leonard and Sheldon are brilliant physicists – geniuses in the laboratory, but socially challenged everywhere else. Enter beautiful, street-smart neighbor, Penny, who aims to teach them a thing or two about life. Despite their on-again, off-again relationship in the past, Leonard and Penny have finally gotten engaged.

Even Sheldon has found a female companion, entering into a “Relationship Agreement” with neurobiologist Amy Farrah Fowler. In their free time, Leonard and Sheldon enjoy fantasy role-playing games with their ever-expanding universe of friends, including fellow scientists Koothrappali, Wolowitz and Wolowitz’s adorable microbiologist wife, Bernadette.