Make blonde jokes!
He finishes her drink EDIT: Apparently this is Conan's joke, so all credit goes to him. I just heard it from a friend of mine and I had no idea.
What is someone who drinks What hit you in the face last night
A bit late, but.... A blonde who heard a joke on Friday.
Cross traffic doesn't stop.
They go Bar Hopping!...
Prom
A: Me for wasting hours editing and typing these damn things.
A: Gives 'em something to do on Saturday night!
Lighting fires.
Gingervitus.
A: After a dye job.
A: A Brunette who's been tellin one too many blonde jokes.