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Aired Sunday December 5, 2:50pm - 3:20pmon E4

The Big Bang Theory

Series 2 Episode 23: The Monopolar Expedition

Leonard and Penny reconsider their feelings for one another, but is there a future for them when Leonard and his friends decide to spend the summer working at the North Pole?

Category
Sitcom
Original air date
2009-05-11
Cast and crew
  • Mark CendrowskiDirector
  • Johnny GaleckiLeonard Hofstadter
  • Jim ParsonsSheldon Cooper
  • Kaley CuocoPenny
  • Simon HelbergHoward Wolowitz
  • Kunal NayyarRaj Koothrappali
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