Episode Guide

The Relationship Diremption

The Relationship Diremption

Season 7, Ep. 20

Sheldon faces a personal crisis after deciding he's wasting his time with string theory. Meanwhile, a double date between Raj, Emily and the Wolowitzes ends in embarrassment for Howard.

First Aired: April 10, 2014

The Indecision Amalgamation

The Indecision Amalgamation

Season 7, Ep. 19

Raj struggles with guilt when he dates two women at once; Penny has a chance to play a part in a cheesy movie; Sheldon is torn between two gaming systems.

READ: The 'Big Bang Theory' gang is wracked with indecision

First aired: April 3, 2014

The Mommy Observation

The Mommy Observation

Season 7, Ep. 18

Sheldon is faced with a new reality when he visits his mom in Houston; a murder mystery party starts arguments.

First aired: March 13, 2014

The Friendship Turbulence

The Friendship Turbulence

Season 7, Ep. 17

Bernadette tries to negotiate peace between Sheldon and Wolowitz; Penny receives an embarrassing offer; Raj wants Amy to write to a woman on his behalf.

READ: The turbulence is both literal and figurative for Sheldon and Howard on 'Big Bang Theory'

First aired: March 6, 2014

The Table Polarization

The Table Polarization

Season 7, Ep. 16

When Leonard buys a dining room table, Sheldon re-evaluates the changes in his life; Bernadette is torn when Wolowitz gets the chance to go back to space.

First aired on February 27, 2014

The Locomotive Manipulation

The Locomotive Manipulation

Season 7, Ep. 15

Love is in the air when Amy convinces Sheldon to join her (as well as Howard and Bernadette) for a romantic weekend in Napa Valley to celebrate Valentine’s Day.

First aired on February 6, 2014

The Convention Conundrum

The Convention Conundrum

Season 7, Ep. 14

Unable to get Comic-Con tickets, Sheldon tries to hold his own convention and ends up spending a wild evening with James Earl Jones; the ladies try to act maturely.

First Aired: January 30, 2014

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The Occupation Recalibration

The Occupation Recalibration

Season 7, Ep. 13

Sheldon must learn how to relax when he is forced to take a vacation; Leonard tries to support Penny when she quits her job; Bernadette needs to replace one of Stuart's comic books.

First Aired: January 9, 2014

The Hesitation Ramification

The Hesitation Ramification

Season 7, Ep. 12

As Leonard tries to help Penny with a disappointment, Penny asks him a bold question about their relationship; Sheldon wants to learn how to be funny.

First Aired: January 2, 2014

The Cooper Extraction

The Cooper Extraction

Season 7, Ep. 11

While Sheldon is in Texas, the rest of the gang realize how much he has changed their lives as they decorate the apartment Christmas tree.

First Aired: December 12, 2013

The Discovery Dissipation

The Discovery Dissipation

Season 7, Ep. 10

Amy and Leonard try to help Sheldon deal with his shame; Raj stays with Bernadette and Howard for a week.

First Aired: December 5, 2013

The Thanksgiving Decoupling

The Thanksgiving Decoupling

Season 7, Ep. 9

When the gang decides to spend Thanksgiving at Mrs. Wolowitz's house, Sheldon protests; Leonard and Penny deal with an error from her past.

First Aired: November 21, 2013

The Itchy Brain Simulation

The Itchy Brain Simulation

Season 7, Ep. 8

When a mistake comes to light, Sheldon makes Leonard walk a mile in his shoes; Penny decides to confront Raj's ex.

READ: It's Leonard vs. The Sweater of Red Death

First Aired: November 14, 2013

The Proton Displacement

The Proton Displacement

Season 7, Ep. 7

When Professor Proton asks Leonard for help with an experiment, Sheldon retaliates by befriending Proton's rival, Bill Nye. 

READ: It's Bill Nye the Science Guy vs. Professor Proton, played by Bob Newhart

First Aired: November 7, 2013

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The Romance Resonance

The Romance Resonance

Season 7, Ep. 6

Sheldon's latest scientific breakthrough leaves him feeling like a fraud; a romantic gesture between Howard and Bernadette causes Penny to up her game with Leonard. 

First Aired: October 24, 2013

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The Workplace Proximity

The Workplace Proximity

Season 7, Ep. 5

Sheldon and Amy's relationship is tested when she takes a job at his university; a fight with Bernadette leaves Howard sleeping on Raj's couch. 

First Aired: October 17, 2013

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The Raiders Minimization

The Raiders Minimization

Season 7, Ep. 4

Sheldon wants revenge after Amy ruins one of his favorite films; Leonard finds a way to get Penny to do anything; Stuart and Raj make online dating profiles.

Read more: 'Raiders of the Lost Ark' meets 'BBT' meets Sheldon's wrath

First aired: October 10, 2013

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The Scavenger Vortex

The Scavenger Vortex

Season 7, Ep. 3

Raj designs a scavenger hunt that brings out the best -- and the worst -- in the whole gang.

READ: Raj unleashes 'Big Bang' demons as he plans a scavenger hunt for the gang

First aired: Oct. 3, 2013

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The Deception Verification

The Deception Verification

Season 7, Ep. 2

Sheldon and Penny share intimate secrets while Leonard is away at sea, later, Sheldon's feelings are crushed when Leonard returns. Meanwhile, Raj gets consoled about his ex-girlfriend and Wolowitz's relationship with his mother causes an unusual threat to his masculinity.

First Aired: Sept. 26, 2013

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The Hofstadter Insufficiency

The Hofstadter Insufficiency

Season 7, Ep. 1

Sheldon and Penny share secrets while Leonard is away; Wolowitz helps Raj get over his ex.

READ: Season 7 premiere: Jealousy (no!) babies and trouble in paradise


First Aired: Sept. 26, 2013

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The Bon Voyage Reaction (Finale)

The Bon Voyage Reaction (Finale)

Season 6, Ep. 24

When Leonard receives an exciting opportunity to work overseas, Penny and Sheldon are thrown for a loop.

'BBT' finale: Sheldon gets jealous over Leonard's new job, and it might not be happily-ever-after with Raj and Lucy 'Spock'-tacular: The cast can't get enough 'Star Trek' on 'BBT'

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The Love Spell Potential

The Love Spell Potential

Season 6, Ep. 23

Amy and Sheldon's relationship takes a surprising turn during a game of "Dungeons & Dragons"; Lucy and Koothrappali have an awkward date.

Read more: Will Sheldon and Amy actually talk about that thing they've been avoiding?

Gallery: Love is in the air on 'BBT'

First Aired: May 9, 2013

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The Proton Resurgence

The Proton Resurgence

Season 9, Ep. 22

Leonard and Sheldon hire the host (Bob Newhart) of their favorite childhood TV show to perform; Bernadette and Howard run into trouble while dog-sitting for Raj's pet.

Read more: Sheldon meets his childhood idol on ‘Big Bang Theory’ but ends up riding with him to the hospital

First Aired: May 2, 2013

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The Closure Alternative

The Closure Alternative

Season 6, Ep. 21

Amy tries to help Sheldon get over his compulsive need for closure when one of his favorite TV shows is canceled; Raj discovers a secret about Lucy.

First Aired: April 25, 2013

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The Tenure Turbulence

The Tenure Turbulence

Season 6, Ep. 20

The girls get involved when Leonard, Sheldon and Raj compete for tenure at the University.

First Aired: April 4, 2013

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