Facebook Birthday - You copy someone else's birthday message and post it on your

You copy someone else's birthday message and post it on your friend's wall, even though it's about a weird inside joke you don't understand.

Happy Birthday! You're the guy who stole my lunch money. (random message from a stranger)

Happy Birthday! You're still the worst. (from someone I don't know)

Happy Birthday! You're my favorite person. (from a guy who once yelled at me in math class)