Get dressed a doctor is taking us out to night.
Dresses up as an altar boy
Don't look. I'm dressing."
Because he didn't have any patients.
They have a lot of patients
Staying up all night wondering if there really is a dog.
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.