Three couples marry and stay at the same hotel for their honeymoons, where they are taken care of by Dave the bellboy.
The first man married a nurse.
Dave thinks to himself, “Nurses are known to be hot to trot.”
The second man married a telephone operator.
Dave thinks to himself, “Telephone operators have nice voices.”
The third man married a school teacher.
Dave thinks to himself, “Poor guy, teachers are frigid.”
The next morning, Dave reports to work and gets a room service call from the nurse’s husband.
He sourly says, “Don’t ever marry a nurse. All I heard last night was ‘You’re not sanitary, you’re not sanitary.'”
Then, the telephone operator’s husband calls and sourly says, “Don’t ever marry a telephone operator.