A child goes to a baptism with his parents and, as the priest dipped the baby's head into the font, asked them "Why is that man brain-washing that baby?"
I can't think of much right now. Edit: Alan: Robert, did you have your breakfast this morning? Robert Moon: Well I reckon the way things are going, I – Alan: Can you just answer yes, for the purposes of a joke? Robert Moon: Yes? Alan: In which case, you must be a full moon...Hello? Robert Moon: I’m still here. Alan: Yeah I was making a pun on your name.