Fun fact: The "Canadian content" requirement for broadcast was parodied by SCTV, who in order to fill the letter of the law aired a skit featuring two of the most stereotypically Canuck characters imaginable: Bob and Doug McKenzie.
EDIT: https://archive.org/details/al-music/AL+Music+3.mp4 at 49:51
For a quick crash course, find and watch Strange Brew, their feature film, which today is like a vacation in early 80s Toronto. But all the old SCTV shows are worth digging up, it had three different lives and each is fantastic, but different.