The Big Bang Theory t-shirt Gallery

In the fall of 2007 The Big Bang Theory TV show debuted as a half hour comedy series, introducing us to Sheldon Cooper (Jim Parsons) and Leonard Hofstadter (Johnny Galecki), two physicists and roommates who live across the hall from struggling actress Penny (Kaley Cuoco). The intellect of geeks Sheldon and Leonard provides a humorous contrast to Penny's social skills and street smarts. Embrace your inner geek with The Big Bang Theory t-shirts like a Sheldon Cooper t-shirt or Howard Wolowitz and Leonard tees. Also check out the Bazinga, Robot Evolution and Rock Paper Scissors Lizard Spock shirts for more nerdy clothes.
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Sheldon Bazinga t-shirt

When you unveil the details of a prank, deliver an insult, or accomplish a difficult task, don't hesitate to punctuate your revelation by excitedly yelling, "Bazinga!" like Sheldon Cooper from The Big Bang Theory TV series. For example, he uses the phrase after he suggests to Leonard that one of his charts is wrong. After Leonard fixes the chart, Sheldon tells him that it was right all along. "Once again, you have fallen for one of my classic pranks. Bazinga!" This Sheldon Cooper Bazinga t-shirt celebrates the term.

Big Bang Theory Gravity t-shirt

Let everyone know that you are not Isaac Newton, you are smarter. This Big Bang Theory shirt features Sheldon's quote from the episode titled "The Cooper-Hofstadter Polarization". During the episode, Leonard attempts to remind him that he is not Isaac Newton. Sheldon responds, "No, no, that's true. Gravity would have been apparent to me without the apple." Also available on hoodies and mugs, this design brings to life the classic BBT quote.

I'm Not Crazy My Mother Had Me Tested

For Sheldon Cooper (Jim Parsons), being a theoretical physicist of extreme intelligence can sometimes lead to others thinking that he is crazy, including his friends Leonard Hofstadter (Johnny Galecki), Howard Wolowitz (Simon Helberg), Rajesh Koothrappali (Kunal Nayyar) and Penny (Kaley Cuoco). This The Big Bang Theory t-shirt displays Sheldon's response, "I'm not crazy, my mother had me tested." The shirt is a fan favorite, letting everyone know that like Sheldon, you're own quirky qualities do not make you insane, just unique.

Big Bang Theory Kitty shirt

In the BBT episode the "Pancake Batter Anomaly", Sheldon is sick and he convinces Penny to put vapor rub on his chest. As she's rubbing counterclockwise so his chest hair won't matt, he teaches her the song "Soft Kitty" that his mom used to sing to him when he was sick. Sheldon sings the song first, then listens to Penny, "Soft kitty, warm kitty, little ball of fur, happy kitty, sleepy kitty, purr purr purr." Wear this Big Bang Theory Sheldon t-shirt to celebrate the perfect song for when you're sick.

Sheldon Robot Evolution t-shirt

Dip into Sheldon's wardrobe with this Robot Evolution shirt that he wears in Season 1, Episode 13 ("The Bat Jar Conjecture") and Season 2, Episode 8 ("The Lizard-Spock Expansion"). His love for robots stems from his childhood when he built an armed robot using integrated circuits made from materials that he cooked in his sister's Easy Bake Oven, which he customized. Raj even likens C-3PO to "a shiny Sheldon." If you consider robots the next step in evolution, then get one of these Robot Evolution Big Bang Theory t-shirts that add to your ensemble of geek clothes and merchandise.

They Call Me a Genius Because I'm a Genius

During the episode "The Pork Chop Indeterminacy", Sheldon's twin sister Missy Cooper (Courtney Henggeler) pays the gang a visit when she's in town for a wedding. She stops by "Shelly's" apartment so that he can sign some papers pertaining to their father's estate. When he reminds her that she could have just mailed the papers, Missy replies, "I guess that's why they call you a genius." Sheldon retorts with the quote on the front of this tee, "They call me a genius because I'm a genius."

Rock Paper Scissors Lizard Spock shirt

The rock paper scissors lizard Spock rules are diagramed on the front of this Big Bang Theory tee. In the game, in addition to the normal rock paper scissors rules, rock crushes lizard, lizard poisons Spock, Spock smashes scissors, scissors decapitates lizard, lizard eats paper, paper disproves Spock, and Spock vaporizes rock. The new rules cut down on the number of ties in the original game. The How to Play Rock Paper Scissors Lizard Spock t-shirt makes it easy to ask your friends if they wanna play. Simply refer to the tee for the rules on how to play.

Sheldon Bazinga t-shirt or Hoodie

In one of the most memorable BBT episodes, Sheldon faces off against his nemesis Wil Wheaton in a fantasy card game. Wheaton used to be Sheldon's idol and then in 1995 Wil Wheaton failed to make a scheduled appearance at the Dixie-Trek Convention. Sheldon was heartbroken when he couldn't get his Wil Wheaton action figure signed. These Big Bang Theory Sheldon Cooper t-shirts display the quote, "Bazinga!" that he often uses in moments of excitement.

Friendship Algorithm tee

It's no secret that Sheldon has trouble making friends. In order to solve his problem, he creates The Friendship Algorithm that he diagrams on a whiteboard. He demonstrates the flow chart for his friends by calling an acquaintance in an attempt to discover a common interest, so that they can plan to do a recreational activity together. This Big Bang Theory Friendship Algorithm t-shirt will help you to acquire new friends. Add it to your collection of Big Bang Theory clothes and merchandise.

Leonard Galaxy t-shirt

In The Big Bang Theory Episode "The Bat Jar Conjecture", Leonard, Howard, Raj and Leslie Winkle prepare to go up against Sheldon in the Physics Bowl after they kick him off their team for refusing to let anyone else answer during their practice sessions. Earlier in the day at work, Leonard wears an eye-catching green shirt with a galaxy design on it. The design displayed here is similar to the one seen on the TV show. It is also available on black galaxy tees.

Sheldon Physicist t-shirt

Sheldon is offended when his twin sister Missy belittles him by informing him that she tells her friends that he is a rocket scientist. He reminds her that he is a theoretical physicist. Offended, he further responds, "Why don't you just tell them that I'm a toll taker at the Golden Gate Bridge!" It is not uncommon for him to have to clarify his official title. Help him set the record straight in this Senior Theoretical Particle Physicist Sheldon Cooper t-shirt that displays his official job title.

Sheldon Cooper Quotes t-shirt

This design features the most popular Sheldon quotes, including the classic "my mother had me tested" quote. In addition to hilarious Sheldon Cooper quotes, the design also includes the Roommate Agreement signed by Leonard Hofstadter and a diagram of how to play Rock, Paper, Scissors, Lizard, Spock. Pair one of these funny Sheldon shirts with a Bazinga tee or a Robot Evolution t-shirt to celebrate the TV show's most interesting character.

Penny Knock Knock t-shirt

"'Knock Knock Knock' Penny! 'Knock Knock Knock' Penny" Sheldon repeats this until his neighbor across the hall answers her door. In one instance he humorously continues knocking after Penny opens the door. This interaction has inspired fans to create montage videos on YouTube of all the times that Sheldon knocks on Penny's door. If you find Sheldon and Penny's interactions humorous, then add this The Big Bang Theory t-shirt to your wardrobe. Other great BBT clothes include the Rock Paper Scissors Lizard Spock shirt. Pick your favorite merchandise item to let everyone know you're a fan.

I Swear to Cow! I'll Take You Out t-shirt

Whether you're a fan of Raj or the TV show in general, this I Swear to Cow! I'll Take You Out design is a hilarious tribute to Raj's classic line from the series. When Raj finds himself out of work, the thought of having to return to India, specifically no longer being able to eat beef, puts him a little bit on edge. After Sheldon corrects him with regard to the idea of cows being "like God," Raj fires back with the classic line.

Sheldon Visionary t-shirt

"There is a fine line between wrong and visionary. Unfortunately, you have to be a visionary to see it." This quote can be heard in The Big Bang Theory episode "The Pirate Solution." During the episode Sheldon hires Raj to work for him (not with him) on a problem involving dark matter. The front of this Sheldon Cooper t-shirt displays an image of Jim Parsons' character, along with some other doodles that you might find on Sheldon's chalkboard. If you see yourself as a visionary, then pick up this Big Bang Theory tee. You can't go wrong.

Soft Kitty Hoodie With Ears and Tail

Here's your chance to literally be a "warm kitty" in this adorable BBT Soft Kitty hoodie with ears. Wear it as you sing Sheldon's "Soft Kitty" song from the BBT TV show, but be careful that you don't leave a "little ball of fur" in your wake. Put this hooded Soft Kitty sweatshirt on over your favorite Big Bang Theory tee, but don't be surprised if fellow fans try to pet you. It's the perfect addition to your BBT wardrobe.

Bazinga Ball Pit Sheldon tee

These Big Bang Theory Sheldon t-shirts pay tribute to season 3 when Sheldon gets stuck on a physics problem and breaks into a children's ball pit to use the balls to represent subatomic particles. His roommate Leonard Hofstadter comes to talk him out of the pit, but instead of leaving he hides in the balls and pops up at random, yelling, "Bazinga!" If Leonard, Howard and Rajesh are your favorite geeks, then get a BBT's tee or The Big Bang Theory Leonard shirt to bring out your nerdy side. Like Leonard, these clothing items might get the attention of the Penny (Kaley Cuoco) in your life.

Soft Kitty Plush Stuffed Animal

In the tradition of the great nursery rhyme animals, Soft Kitty was born out of a rhyme that Sheldon's mom used to sing to him when he was sick. He asks Penny to sing it to him as she rubs vapor rub counterclockwise onto his chest. The cat from the lyrics has been immortalized in the form of this Soft Kitty Stuffed Animal. Press a button and the kitty sings the lyrics to the song.