The Big Bang Theory
Thursdays 8:00 PM on CBSThe Big Bang Theory Season 1 Episode 8: "The Grasshopper Experiment" Quotes
Leonard: Do you really need the Honorary Justice League of America Membership card?
Sheldon: It's been in every wallet I owned since I was five.
Leonard: Why?
Sheldon: It says keep this on your person at all times. It's right here under Batman's signature.