Choose from one of the 18 beers on tap or sample the pear cider. A hot dog cart parks right by the club's front door on weekends. Stumble back the next morning and order a yummy omelet to go with your Bloody Mary. Five nights a week the best entertainment at the Zebra is Dave the bartender, who trades acerbic and often raunchy barbs with his regulars. If it's your birthday, let Dave drag you behind the bar and pour the alcohol of your choice straight down your throat till you gag, while the other customers cheer and clap. A couple of pinball games occupy a corner,