"The Simpsons" is noteworthy for a number of reasons, not least because it's seemingly been on the air since pretty much the dawn of time. One of the things that the long-running animated sitcom has become most known for, of course, is collecting an incredible and eclectic stable of celebrity guest stars, including the likes of Albert Brooks, Patrick Stewart, Mel Brooks, and John Waters.

As part of Fox's Sunday night lineup for years, it was always inevitable that "King of the Hill" would not...

Continue Reading King Of The Hill Was Under 'A Lot' Of Pressure To Compete With The Simpsons' Celebrity Guest Stars