Sideshow Bob was given the surnamename Terwilliger, after Dr. Terwilliger, the villain of The 5,000 Fingers of Dr. T. The protagonist of that movie? Bart.
in my family this type of communication was standard when everyone was younger. we were also dedicated simpsons viewers so a shout of someone's name from the other end of the house was frequently answered with a sarcastic "WHO'S NELSON?"