Hollywood 411 interviews Johnny Galecki, the actor behind Leonard from The Big Bang Theory. Johnny goes over how he prepared for the part and where he sees his character's relationship with Penny going. Worth a watch!
It's very simple. Scissors cuts paper, paper covers rock, rock crushes lizard, lizard poisons Spock, Spock smashes scissors, scissors decapitates lizard, lizard eats paper, paper disproves Spock, Spock vaporizes rock, and, as it always has, rock crushes scissors