Mail Early for Christmas
In this pre-Christmas reminder to mail early, filmmaker Norman McLaren used an electric vibra-drill to engrave the images on black film, and included the occasional "subliminal" burst of lettering, which he hand-scratched on a few frames.
![The Simpsons couch gag [YOU'RE NEXT]](http://wsrv.nl/?url=https://image.tmdb.org/t/p/w500//fSEibk70qZrCVW7bNSgNjjx6e4e.jpg&w=320&h=480&sharp=1&output=webp)
