Aired Sunday December 5, 2:20pm - 2:50pmon E4

The Big Bang Theory

Series 3 Episode 1: The Electric Can Opener Fluctuation

The third series begins with Sheldon going back to Texas in disgrace when he learns that his friends tampered with his Arctic expedition data because his quest for a breakthrough was becoming unbearable to live with. His friends are forced to follow him. Meanwhile, Leonard is peeved that his attempts to woo Penny are being constantly interrupted but is cheered up when they finally sleep together.

Category
Sitcom
Original air date
2009-09-21
Cast and crew
  • Mark CendrowskiDirector
  • Johnny GaleckiLeonard Hofstadter
  • Jim ParsonsSheldon Cooper
  • Kaley CuocoPenny
  • Simon HelbergHoward Wolowitz
  • Kunal NayyarRaj Koothrappali
+ Show all cast and crew