Sean: Whose hat is it?
Alex: I am not sure, but don't wear it. It'd be a mistake.
Sean: haha I wore it.
I: (woh... it's my mistake letting him wear it) Haha you seem funny.

Later on, someone said it's Manos' hat, so he quickly took it off freaked out.
Sean: Is it really Manos'?
I: You mean Manon's?
Sean: No.. Not Manon's, but Manos'!
I: Ohh