The Mothers Visit - The Big Bang Theory

The Mothers Visit - The Big Bang Theory

Leonard and Sheldon's mothers visit on The Big Bang Theory. "The Maternal Combustion" is the 23rd episode of the show's eighth season.
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Johnny Galecki as Dr. Leonard Hofstadter -- Big Bang Theory - The Big Bang Theory

Johnny Galecki as Dr. Leonard Hofstadter -- Big Bang Theory - The Big Bang Theory

It's not a total shocker that a man with a smile like Leonard's would finally score a woman like Penny.
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The Graduation Transmission Scene - The Big Bang Theory Season 8 Episode 22

The Graduation Transmission Scene - The Big Bang Theory Season 8 Episode 22

The gang is pretty much all here. This is a photo from The Big Bang Theory episode "The Graduation Transmission."
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Sexy Grads - The Big Bang Theory

Sexy Grads - The Big Bang Theory

Sexy graduates have their day on The Big Bang Theory. "The Graduation Transmission" is the 22nd episode of the show's eighth season.
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The Message - The Big Bang Theory

The Message - The Big Bang Theory

The guys battle over how to construct a message for NASA on The Big Bang Theory. "The Communication Deterioration" is the 21st episode of the show's eighth season.
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Return of Wil Wheaton - The Big Bang Theory Season 8 Episode 20

Return of Wil Wheaton - The Big Bang Theory Season 8 Episode 20

Look who's back on The Big Bang Theory! Yup, Wil Wheaton makes another appearance in this scene.
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The Fort Test - The Big Bang Theory

The Fort Test - The Big Bang Theory

Sheldon faces a relationship crossroad with Amy when they build a blanket fort on The Big Bang Theory. "The Fortification Implementation" is the 20th episode of the show's eighth season.
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Sheldon, All Dressed Up - The Big Bang Theory Season 8 Episode 19

Sheldon, All Dressed Up - The Big Bang Theory Season 8 Episode 19

Here is a look at Sheldon in an unusual outfit. It's a photo from The Big Bang Theory episode "The Skywalker Incursion."
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Ping Pong Battle - The Big Bang Theory

Ping Pong Battle - The Big Bang Theory

Raj and Amy offer to settle an argument with a game of ping pong on The Big Bang Theory. "The Skywalker Incursion" is the 16th episode of the show's eighth season.
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Sneaking a Peek - The Big Bang Theory Season 8 Episode 18

Sneaking a Peek - The Big Bang Theory Season 8 Episode 18

Hey, what you working on? Sheldon sneaks a peek in this scene from The Big Bang Theory.
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The Family Dinner - The Big Bang Theory

The Family Dinner - The Big Bang Theory

The gang gets together for a family dinner in honor of Mrs. Wolowitz on The Big Bang Theory. "The Leftover Thermalization" is the 18th episode of the show's eighth season.
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Going to Mars - The Big Bang Theory

Going to Mars - The Big Bang Theory

Amy finds out that Sheldon applied for a one-way trip to Mars on The Big Bang Therapy. "The Colonization Application" is the 17th episode of the show's eighth season.
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TBBT Quotes

I won't say that all senior citizens who can't master technology should be publicly flogged, but if we made an example of one or two, it might give the others incentive to try harder.

Sheldon

I don't object to the concept of a deity, but I'm baffled by the notion of one that takes attendance

Amy