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The Big Bang Theory S03E22

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The Big Bang Theory : The Staircase Implementation

S03, E22 ()

Leonard tells Penny about how he met Sheldon and what happened to the elevator.

  • Johnny Galecki,
  • Jim Parsons,
  • Kaley Cuoco,
  • Simon Helberg,
  • Kunal Nayyar

  • Ally Maki ,
  • Steven Yeun ,
  • Ajgie Kirkland

Watch  The Staircase Implementation on TV

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