La teoría del Big Bang

8.1
/10
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Aspiring film actress Penny moves into a Pasadena apartment across the hall from brilliant, but socially awkward, physicists Sheldon Cooper and Leonard Hofstadter and shows them how little they know about life outside of the lab.
  • 25min
  • Seasons: 12
  • Episodes: 279
T4
Ended

The Big Bang Theory

season 4

serie United States 2007 - 2019

Episode rating

Season 4
8.7
E1
8.3
E2
7.9
E3
8.0
E4
7.6
E5
8.0
E6
8.0
E7
8.1
E8
8.4
E9
7.6
E10
8.6
E11
7.5
E12
8.2
E13
7.7
E14
7.7
E15
7.8
E16
7.9
E17
8.1
E18
8.0
E19
8.2
E20
8.2
E21
7.8
E22
8.0
E23
8.5
E24

Cast of season 4

In order of relevance in the season

Episodes of season 424

  • 8.7
    /10

    The Robotic Manipulation
    episode S4.E1 september 2010
    Penny ends up tagging along on Sheldon's first ever date with Amy, while Howard finds an unusual use for a robotic arm.
  • 8.3
    /10

    The Cruciferous Vegetable Amplification
    episode S4.E2 september 2010
    When Sheldon calculates the technology to download his consciousness into a robot won't be invented soon enough, he desperately tries to find a way to increase his lifespan.
  • 7.9
    /10

    The Zazzy Substitution
    episode S4.E3 october 2010
    Following his 'breakup' with Amy, the gang become concerned with Sheldon's obsessive search for non-human companionship and call his mother to intervene.
  • 8
    /10

    The Hot Troll Deviation
    episode S4.E4 october 2010
    Howard tries to get Penny's help in winning back Bernadette, but first has to confess the embarrassing reason why they broke up in the first place. Raj and Sheldon clash over a desk.
  • 7.6
    /10

    The Desperation Emanation
    episode S4.E5 october 2010
    Sheldon is scared that he is in a relationship when Amy asks him to meet her mother, and Leonard asks Howard and Bernadette to set him up because he is the only person in the group without a girlfriend.
  • 8
    /10

    The Irish Pub Formulation
    episode S4.E6 october 2010
    Leonard tries to keep everyone from finding out that he spent the night with Raj's sister, but Sheldon finds out and concocts an elaborate story to help him keep the secret from Raj.
  • 8
    /10

    The Apology Insufficiency
    episode S4.E7 november 2010
    An FBI agent interviews the guys when Howard needs to obtain a security clearance.
  • 8.1
    /10

    The 21-Second Excitation
    episode S4.E8 november 2010
    The guys camp out all night waiting to see an extended cut of Indiana Jones, while Amy joins in on girls' night with Penny and Bernadette.
  • 8.4
    /10

    The Boyfriend Complexity
    episode S4.E9 november 2010
    Penny asks Leonard to pose as her boyfriend when her father visits. Howard, Raj and Bernadette have an awkward encounter when they spend the evening together.
  • 7.6
    /10

    The Alien Parasite Hypothesis
    episode S4.E10 december 2010
    Amy finds she has sexual feelings for Penny's ex-boyfriend Zack, while Raj and Howard try to prove who would be the better superhero.
  • 8.6
    /10

    The Justice League Recombination
    episode S4.E11 december 2010
    The guys enter a costume contest as members of the Justice League and convince Penny and Zack to join them.
  • 7.5
    /10

    The Bus Pants Utilization
    episode S4.E12 january 2011
    Leonard has an idea for a new smartphone app and asks the guys for help, however Sheldon tries to take over the project, and Leonard fires him.
  • 8.2
    /10

    The Love Car Displacement
    episode S4.E13 january 2011
    Chaos ensues when the gang spend the weekend together at a science convention.
  • 7.7
    /10

    The Thespian Catalyst
    episode S4.E14 february 2011
    To improve his skills as an instructor, Sheldon asks Penny to give him acting lessons. Meanwhile, Raj begins having impure fantasies about Bernadette.
  • 7.7
    /10

    The Benefactor Factor
    episode S4.E15 february 2011
    To secure needed funding for the university, Sheldon convinces Leonard to get friendly with a wealthy benefactor.
  • 7.8
    /10

    The Cohabitation Formulation
    episode S4.E16 february 2011
    Bernadette makes Howard choose between herself and his mother, while Penny and Raj become upset when Priya returns to town and resumes her relationship with Leonard.
  • 7.9
    /10

    The Toast Derivation
    episode S4.E17 february 2011
    Sheldon becomes concerned when everybody begins to hang out at Raj's apartment and discovers Leonard is the center of the group.
  • 8.1
    /10

    The Prestidigitation Approximation
    episode S4.E18 march 2011
    Priya forces Leonard to choose between a relationship with her or a friendship with Penny. A magic trick by Howard has Sheldon fooled.
  • 8
    /10

    The Zarnecki Incursion
    episode S4.E19 march 2011
    The guys go all out to help Sheldon find the person responsible for hacking his online gaming account, while the girls' hatred for Priya increases.
  • 8.2
    /10

    The Herb Garden Germination
    episode S4.E20 april 2011
    Sheldon and Amy secretly experiment on the gang by spreading rumors when they hear that Bernadette is thinking about breaking up with Howard.
  • 8.2
    /10

    The Agreement Dissection
    episode S4.E21 april 2011
    When Priya finds a loophole in the roommate agreement to throw Sheldon out for the night, Penny, Amy and Bernadette take him to a nightclub.
  • 7.8
    /10

    The Wildebeest Implementation
    episode S4.E22 may 2011
    Sheldon invents a three-player chess game, Penny and Amy use Bernadette to spy on Leonard and Priya, and Raj tries a new drug to treat his social anxiety.
  • 8
    /10

    The Engagement Reaction
    episode S4.E23 may 2011
    Howard believes that his mom suffered a heart attack because he told her that he's marrying Bernadette, Sheldon freaks out over germs, and Penny and Priya compare notes on Leonard.
  • 8.5
    /10

    The Roommate Transmogrification
    episode S4.E24 may 2011
    Raj moves in with Sheldon after hearing Leonard and Priya engage in a Star Trek fantasy in his apartment. Bernadette receives her doctorate.