Eat: Celebrate at The Gage, Chicago’s quintessential Irish restaurant, with holiday specials like corned beef sandwiches, smoked haddock cakes, and colcannon. Eat: Check out newly opened TriBecca’s Sandwich Shop for the St. Patrick’s Day special: the Horsesheuben, a horseshoe sandwich-meets-Reuben hybrid. Drink: Try BomboBar’s monthly gelato shake special, “Who’s Your Paddy,” an Oreo-mint blend topped with a mini chocolate donut, marshmallow “hat,” and “pot of gold” Oreo.