Remember "Cheers," with Sam hanging out behind the bar, often leaving his post to do some classic, cheesy sitcom activity with Cliff and Norm? Paddy Mac's offers its own take on Sam with Brian at the bar. Walk in this old-school Chicago corner establishment, and within three beers you'll be treated as if you've been holding the bar down forever. Paddy Mac's has the requisite flat screen HDTVs (usually tuned to sports or the Game......