The Big Bang Theory Season 9

Available to buy now
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 gotten engaged. Even Sheldon has found a female companion, entering into a "Relationship Agreement" with neurobiologist Amy Farrah Fowler, who recently asked him to take a break because she is frustrated with how slowly their relationship is progressing. In their free time, Leonard and Sheldon continue to enjoy frequent trips to the comic book store and fantasy role-playing games with their ever-expanding universe of friends, including fellow scientists Raj, Howard and Howard's adorable microbiologist wife, Bernadette.
  • Digital Download
    • Amazon

Digital Download

Available to buy now

Episode guide

  1. 01 - The Matrimonial Momentum

    Leonard and Sheldon (series stars JOHNNY GALECKI and JIM PARSONS) are brilliant physicists - geniuses in the laboratory, but socially challenged everywhere else. Enter beautiful, street-smart neighbor, Penny (series star KALEY CUOCO-SWEETING), who aims to teach them a thing or two about life. Despite their on-again, off-again relationship in the past, Leonard and Penny have finally gotten engaged. Even Sheldon has found a female companion - entering into a "Relationship Agreement" with neurobiologist Amy Farrah Fowler (series star MAYIM BIALIK), who recently asked him to take a break because she became frustrated with how slowly their relationship is progressing. In their free time, Leonard and Sheldon enjoy fantasy role-playing games with their ever-expanding universe of friends, including fellow scientists Raj (series star KUNAL NAYYAR) and Howard (series star SIMON HELBERG), and Howard's adorable microbiologist wife, Bernadette (series star MELISSA RAUCH).
  2. 02 - The Separation Oscillation

    After Amy breaks up with Sheldon, he tries to retaliate by filming a special episode of "Fun with Flags." Leonard, meanwhile, confronts the woman he kissed on the North Sea in an attempt to put Penny's mind at ease, and Bernadette feels guilty about withholding a secret from Penny.
  3. 03 - The Bachelor Party Corrosion

    The guys' science skills are put to the test when they get a flat tire during Leonard's surprise bachelor party weekend in Mexico. Meanwhile, the girls force Penny to finally tell her family that she eloped with Leonard.
  4. 04 - The 2003 Approximation

    When Penny and Leonard announce they're moving in together, Sheldon decides to revert back to 2003 - a simpler time before he met either of them. Meanwhile, Howard and Raj form a band to play at the Comic Book Store
  5. 05 - The Perspiration Implementation

    When the guys take fencing lessons from Barry Kripke (recurring guest star JOHN ROSS BOWIE), Sheldon finds himself in an awkward position when Kripke expresses interest in Amy. Also, Stuart struggles to bring in female customers are the Comic Book Store, so Penny, Amy and Bernadette come by to help him out.
  6. 06 - The Helium Insufficiency

    In the midst of a nationwide helium shortage, Sheldon and Leonard take desperate measures to obtain the supplies they need on the black market. Meanwhile, Penny and Bernadette download a dating app on Amy's phone in order to find her a new man. MICHAEL RAPAPORT guest stars as their Black Market dealer, Kenny.
More Less