The crowd spilling through French doors onto the sidewalk café in warm weather consists of trendy cosmopolitans, fun-loving professionals, local sports celebs, and scenesters. Founding owner-chef Bill Poirier's offerings of contemporary Americana have been a Back Bay standout for 20 years. Wine Room, a sleek soft-lit cellar, is a must for oenophiles. The sophisticated jazz-rock soundtrack remains at a civilized volume as you dine, sip, and people-watch. Hungry? There's a weekday lunch, weekend brunch, and daily dinner and late-night menu until 12:30 am.