Funny Blonde Joke

A blonde police officer stops a blonde driver,
Officer: Can i see your drivers license?
Driver: yeah i think i have one of those, what does it look like?
Officer: It's rectangle is shape and has your face on it.
Driver: Oh, okay, *pulls out mirror*, here you go.
Officer: *looks at reflection*, I'm sorry ma'am, i didn't know you were an officer of the law, you may carry on.