HILARIOUS ARTICLE ON THE OLD DAY BEFORE CALLER ID - MENTIONS THIS FILM!!
http://thatretrosite.com/2015/11/20/anyone-else-miss-the-good-old-days-of-torturing-a-stranger-on-the-phone/
This article is freaking funny as hell - me and my brother used to torture strangers on the phone in the old days as well. Makes a quick reference to this movie.
Enjoy