"This proves you're Batman! It worked on Superman too. "
"Calm down! No reason to go all batty just because you got a bad haircut."
Oh, man, I loved mine until I saw Maurice's. He totally wins.Anyway, mine is:"When I do this, it makes it easier to pretend you're Hugh Jackman."
My vote would be for Stephen's. I'm a sucker for puns.
"Yep, I'm sure. You're hat size is an 8. I'm never wrong about these things."
You'd think that I would be able to use your/you're correctly by now. Apparently not.