Some folks affiliated with the Peacock Network were producing these "Everything You Need to Know About Saturday Night Live" videos which take a look at each season and the backstage details — who hosted, who was fired, how the show changed, etc. They mysteriously stopped with Season 20 back in January of this year but now here's Season 21, which I remember as a season I don't much remember because my interest in the show hit a new low. Maybe you were a steady viewer this year but I wasn't…