All episodes Season 9 S09E04 2015-10-12 30 min 2000s

The Big Bang Theory

The 2003 Approximation

Season 9, Episode 4 · Aired 2015-10-12

The Big Bang Theory — The 2003 Approximation (S09E04)

Synopsis

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.

In the series

This episode is part of The Big Bang Theory (2007–2019) on CBS.

Nerd culture goes multi-cam prime-time global.

Key cast

Also in season 9

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