One of our best loved scenes from classic us sitcom the big bang theory is now an awesome design this premium quality baseball shirt from 8balls black tag collection features a design which will mean youll never forget the rules of sheldons game rock paper scissors lizard spock as is has all you need to know printed on it scissors cuts paper paper covers rock rock crushes lizard lizard poisons spock spock smashes scissors scissors decapitates lizard lizard eats paper paper disprove