Please note this is a region 2 DVD & will require a region 2 (Europe) or region Free DVD Player in order to play Prepare to enter phase nine of television&s perpetual laughter experiment as THE BIG BANG THEORY successfully fuses the elements of science & sitcom Our two genius roommates – Leonard & Sheldon ¬– & their friends are back once again (smarter but no wiser) Last season Sheldon went soul-searching (on a train of course) & was prepared to make some substantial revisions on his Relationship Agreement with Amy when everything changed Leonard meanwhile was off to Vegas with Penny to finally tie the knot in the season finale Howard finds himself alone with Bernadette after the sudden passing of his mother; while Raj is not only talking to women – he&s getting exclusive with Emily (Laura Spencer) Together they will all learn that life is far more complicated outside of the lab as love & friendship never produce predictable results!