monday, monday, monday, it's the greatest day of the week! >> throughout high school, there was one show religious broadcasting that you had to watch. because if you didn't see it, you would about have anything to talk about for all of tuesday and most of wednesday anden a big part of thursday. >> why? because monday night is nfl football night. that's why. >> monday night football got its start on september 21st, 1970, with the cleveland browns hosting the new york jets. >> welcome to abc's monday night primetime national football league television series. >> and this game is under way on abc. >> frank was there to do play-by-play. don was there to do replays. and provide some humor to the telecast. and howard was there to be the straw that stirred the drink. >> come on! let's go! let's go! >> the pairing of howard cosell