The Big Bang Theory: Complete Seasons 1 - 8 [Blu-Ray Box Set]All episodes from the first eight seasons of the US sitcom The Big Bang Theory in a Blu ray boxed set. Leonard and Sheldon are brilliant physicists geniuses in the laboratory, but socially challenged everywhere else. Enter their beautiful, street smart neighbor, Penny, who aims to teach them a thing or two about life. Despite their on again, off again relationship in the past, Leonard believes he's found true love with Penny and they have finally