Watch The Big Bang Theory S03E23 The Lunar Excitation Season 3 Episode 23 Stream Online Free. New episode will be aired on Monday May 24, 2010 at 9:30PM on CBS. The Big Bang Theory, an American comedy television series. When the third season premiered on September 21, 2009, it ranked as CBS's highest-rated show of that evening in the adults 18–49 demographic, along with a then series-high 12.83 million viewers. The April 11, 2010 Toronto Star reports that The Big Bang Theory "has quietly become Canada's most-watched comedy. And you can watch The Big Bang Theory here online for free.
Premiered : September 24, 2007 – present
Original channel : CBS
Created by : Chuck Lorre and Bill Prady
Starring : Johnny Galecki, Jim Parsons, Kaley Cuoco, Simon Helberg, Kunal Nayyar, Sara Gilbert
Summary : While Penny worries that dating Leonard has ruined her for normal guys, Wolowitz and Koothrappali search for Sheldon's perfect match online.
