On Sunday, Sept. 20, part of Cosby Show's 25th anniversary event, an episode each of Family Ties, Cheers, and Hill Street Blues will air as they did the night The Cosby Show launched on Sept. 20, 1984 on NBC!

More details: http://www.sitcomsonline.com/blog/2009/08/wgn-america-fall-2009-marathons-fox.html

I have not seen Hill Street Blues in a good While The last Time I saw Hill Street Blues on Bravo Network I do remember When WGN aired Hill Street Blues weeknight's at 10:30 pm CT Time.