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 LEONARD AND PENNY RECONSIDER THEIR FEELINGS FOR ONE ANOTHER, ON THE SECOND SEASON FINALE OF "THE BIG BANG THEORY," MONDAY, MAY 11 
 "The Monopolar Expedition" - Penny is conflicted when Leonard and his friends decide to spend the summer working - at the North Pole, on the second season finale of THE BIG BANG THEORY, Monday, May 11 (8:00-8:30 PM, ET/PT) on the CBS Television Network.  
 SERIES REGULARS:
 Leonard: Johnny Galecki 
Sheldon: Jim Parsons 
Penny: Kaley Cuoco 
Wolowitz: Simon Helberg 
Koothrappali: Kunal Nayyar
 GUEST STARS:
 Mrs. Wolowitz: Carol Ann Susi 
Dr. Koothrappali: Brian George 
Mrs. Koothrappali: Alice Amter
 WRITTEN BY:  Eric Kaplan & Richard Rosenstock
 DIRECTED BY: Mark Cendrowski 
 RATING:  TVPG-DL
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