"It can be tough to remember all of the win-loss combinations involved in Sheldon Cooper's version of Rock, Paper, Scissors. Luckily, this officially licensed ""Big Bang Theory"" t-shirt illustrates the rules for you: ""Scissors cuts paper, paper covers rock, rock crushes lizard, lizard poisons Spock, Spock smashes scissors, scissors decapitate lizard, lizard eats paper, paper disproves Spock, Spock vaporizes rock, and rock crushes scissors."" Oh, and just in case you were wondering, Spock ties Spock. Black 100% Cotton Officially Licensed Standard Fit More 'The Big Bang Theory' items: The Big Bang Theory Merchandise"

"Conjunction Junction, what's your function? Hooking up words and phrases and clauses! If we could only remember the rest, we might have passed English. At least we look smart wearing this officially licensed ""Schoolhouse Rock"" t-shirt memorializing the cartoon landmark's best tune. It doesn't get much more retro chic than this! Royal Blue Heather 100% cotton Officially Licensed Standard Fit More Schoolhouse Rock: Schoolhouse Rock"

"Who could forget classic sketches like ""Fart Machine"" or ""ME WANT FOOD!"" Tell the world you're a fan of the show within a show with this officially licensed ""30 Rock"" t-shirt. ""TGS With Tracy Jordan"" has the third kind of heat you need to look your best! Black 100% cotton Officially Licensed Standard Fit More 30 Rock items: 30 Rock Merchandise"

"This 100% cotton red t-shirt features an image of Sheldon's face, with his signature phrase, ""Bazinga!"" on the front. Available in adult sizes."

Rock Em Sock Em Robots T Shirt Sheer This is an officially licensed Rock Em Sock Em Robots t-shirt.