Big Bang Theory - Penny Knock Knock

Officially licensed Big Bang Theory Penny x3 Knock White Tee Shirt. Features an image of Penny and says, 'Knock + Penny x 3' 100% cotton.

Officially licensed Big Bang Theory Penny Knock Black TShirt. Features a bold white print that repeats, 'PENNY! Knock knock knock.' 100% cotton.

Big Bang Theory No Sheldon T Shirt This is an officially licensed Big Bang Theory t-shirt.

Big Bang Theory No Sheldon Baby Tee This is an officially licensed Big Bang Theory baby tee.

CBS';s beloved series The Big Bang Theory inspired this black t-shirt!

This fitted blue tee features a front screen of text inspired by The Big Bang Theory .

Big Bang Theory Penny T Shirt This is an officially licensed Big Bang Theory t-shirt.

Big Bang Theory Penny T-Shirt.

This Big Bang Theory TV show American television sitcom juniors t-shirt features Sheldon surrounded by some drawings you might see on his chalk board. Based on the classic TV show, a must for any fan!! Our Big Bang Theory tee shirt is an incredible t-shirt for any true Shelton TV Show fan. This TV Show is about Leonard Hofstadter and Sheldon Cooper are both brilliant physicists working at Cal Tech in Pasadena, California. They are colleagues, best friends, and roommates, although in all capacities their relationship is always tested primarily by Sheldon's regimented, deeply eccentric, and non-conventional ways. They are also friends with their Cal Tech colleagues mechanical engineer Howard Wolowitz and astrophysicist Rajesh Koothrappali. The foursome spend their time working on their individual work projects, playing video games, watching science-fiction movies, or reading comic books. As they are self-professed nerds, all have little or no luck with popular women. When Penny, a pretty

This Big Bang Theory TV show American television sitcom features an image of a frowning emoticon with the computerised slogan "I cry because others are stupid and that makes me sad". This t-shirt is inspired by a conversation between Penny and Sheldon in the episode "The Gorilla Experiment". Penny starts crying because she thinks she's stupid. Based on the classic TV show, a must for any fan!! Our Big Bang Theory tee shirt is an incredible t-shirt for any true Shelton TV Show fan. This TV Show is about Leonard Hofstadter and Sheldon Cooper are both brilliant physicists working at Cal Tech in Pasadena, California. They are colleagues, best friends, and roommates, although in all capacities their relationship is always tested primarily by Sheldon's regimented, deeply eccentric, and non-conventional ways. They are also friends with their Cal Tech colleagues mechanical engineer Howard Wolowitz and astrophysicist Rajesh Koothrappali. The foursome spend their time working on their individual

This Big Bang Theory TV show American television sitcom features You definitely do not want to sit in Sheldon's reserved spot. It's not worth the demerits. Based on the classic TV show, a must for any fan!! Our Big Bang Theory tee shirt is an incredible t-shirt for any true Shelton TV Show fan. This TV Show is about Leonard Hofstadter and Sheldon Cooper are both brilliant physicists working at Cal Tech in Pasadena, California. They are colleagues, best friends, and roommates, although in all capacities their relationship is always tested primarily by Sheldon's regimented, deeply eccentric, and non-conventional ways. They are also friends with their Cal Tech colleagues mechanical engineer Howard Wolowitz and astrophysicist Rajesh Koothrappali. The foursome spend their time working on their individual work projects, playing video games, watching science-fiction movies, or reading comic books. As they are self-professed nerds, all have little or no luck with popular women. When Penny, a p

This Big Bang Theory TV show American television sitcom juniors t-shirt features an image of a frowning emoticon with the computerised slogan "I cry because others are stupid and that makes me sad". This t-shirt is inspired by a conversation between Penny and Sheldon in the episode "The Gorilla Experiment". Penny starts crying because she thinks she's stupid. Based on the classic TV show, a must for any fan!! Our Big Bang Theory tee shirt is an incredible t-shirt for any true Shelton TV Show fan. This TV Show is about Leonard Hofstadter and Sheldon Cooper are both brilliant physicists working at Cal Tech in Pasadena, California. They are colleagues, best friends, and roommates, although in all capacities their relationship is always tested primarily by Sheldon's regimented, deeply eccentric, and non-conventional ways. They are also friends with their Cal Tech colleagues mechanical engineer Howard Wolowitz and astrophysicist Rajesh Koothrappali. The foursome spend their time working on

Description This Knocking Equations Big Bang Theory Shirt features the mathematical equation for the way Sheldon knocks on Penny's door. Sheldon is standing above the equation while wearing a Green Lantern shirt in front of a Fibonacci Spiral.

Description This Ladies Big Bang Theory Cast Shirt features Raj, Howard, Sheldon, Penny and Leonard under Sheldon's catch phrase "BAZINGA!". Check out this design on a Mens Shirt ! Check out this design on a Mens Shirt ! ' />

Description This Big Bang Theory Shirt features clothes that have been worn by Howard, Sheldon, Leonard, Raj and Penny.

This Big Bang Theory White t-shirt features the Knock Knock Knock Plus Penny Times 3 printed on the front of the Tee Shirt.Available in Small, Medium, Large, XL & 2XL!Officially Licensed!

This is an officially licensed Big Bang Theory product. This t-shirt says "Knock! Knock! Knock! + [picture of Penny] X 3"

This is an officially licensed Big Bang Theory product. This t-shirt says "Sheldon & Leonard & Howard & Raj & Penny."

This is an officially licensed Big Bang Theory product. This t-shirt says "Knock knock knock PENNY! Knock knock knock PENNY! Knock knock knock PENNY!"

Like The Big Bang Theory? Then you'll immediately recognize these names. Sheldon, Leonard, Howard, Raj, and Penny are the principal players of the Primetime Emmy award-winning show.

This design is perfect for 'Big Bang Theory' geeks. Sheldon, raised in Texas on every incarnation of football except European, is approached by his friend Leonard to teach him all about the sport to impress Penny and her family at a football party.

Big Bang Theory Knock Equation T Shirt This is an officially licensed Big Bang Theory t-shirt.

Big Bang Theory T Shirt Science explodes in red, white and Blue on this Big Bang Theory T Shirt screen printed on this cotton T Shirt blank. Usually printed on preshrunk black cotton t-shirts, we feature the main cast including Sheldon, Raj, Penny, Leonard and Howard. Show your IQ with this highly intelligent Big Bang Theory T Shirt that is officially licensed today..