IMDB Rating: 8.4/10 from 542,476 votes
Director: Chuck Lorre
Synopsis: Watch The Big Bang Theory Season 6 Episode 18 online free. In The Big Bang Theory Season 6 Episode 18 Putlocker Full Episodes, Leonard, Sheldon and Howard give lectures on science to junior high students. The girls ditch work to go to Disneyland. Raj devises a date for Lucy that fixes their social anxiety problems.