What is You Know You're Cool When?
1.
Used as an expression when someone does something so randomly stupid its funny. its sort of like, the action is the word after the "u know ur cool when" so "u know when ur cool when (you've peed in a can)"
guy:i just peed in a can
girl:You know you're cool when
Random Words:
1.
Singer Brian Johnson from AC/DC. Called this because he wears a stupid old man's flappy cap.
I think old man flappy cap is about t..