Harry: Hey, you're wearing your lucky tie. What's the occasion?
Dick: Oh, no occasion, really. This hotshot visiting professor, Dr. Neesam, arrives today. The Dean asked me to show him around, so I want to look my best, just to let him know that he's on my turf.
Sally: Why don't you just drop your pants and spray all the corners?
Tommy: That's what cats do.
Sally: They do?