Sheldon: "Alright, so the topic at hand is sexual fidelity. Probably won't be relying on Seuss here. Although 'One Fish, Two Fish, Red Fish, Blue Fish' might be surprisingly applicable."
Sheldon: "I tried to scare an Indian with a snake. Come on, Cooper, you're better than this."
Penny: "It's a rough month when Halloween and PMS hit at the same time."
Howard: "Did we just see you pick up a girl in a comic book store?"
Stuart: "'Cause if you did, you get your picture up there on the wall on the Wall of Heroes."
Sheldon: [reading on wall] " 'See you in hell Sheldon.' The most frightening thing about that is the missing comma."