IMDB Rating: 8.4/10 from 542,476 votes
Director: Chuck Lorre
Synopsis: Watch The Big Bang Theory Season 9 Episode 18 online free. In The Big Bang Theory Season 9 Episode 18 Putlocker Full Episodes, Sheldon works up a contract to split their portion of their guidance system invention royalties, but Bernadette does not like how it's done. Raj must again decide between Emily and Claire when they both contact him.