Source: http://the-big-bang-theory.com/
CBS has announced the final episode of Season 2, set to air May 11th. 23 episodes will have been produced this season, after the order was cut from 24 earlier this year.
“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.
