«The Big Bang Theory» – Season 9 Episode 6 watch online
Episode Title: «The Helium Insufficiency»
Episode Released: 10.26.2015
Season number: 9
Episode number: 6
Episode Description: Beware, spoilers! To read - hover over the text.
Leonard and Sheldon invented the Theory of superfluidity, which proved very valuable for foreign scientists, building insidious plans to capture her. Amy, disappointed in Dating, quite discouraged, a friend trying to get her back into society.