To usher in St. Patrick’s Day, Dairy Queen is offering a “Buy One Get One Blizzard Treat for 99 cents” deal from Wednesday, March 6 through Sunday, March 17, available at participating DQ and DQ Grill & Chill locations nationwide.

Fans can enjoy any flavor or size of Blizzard Treat and get a second of equal size or smaller for 99 cents, including the March Blizzard of the Month, Mint Oreo, a mix of Oreo cookie pieces and cool crème de menthe hand-blended with creamy DQ vanilla soft serve.

A second St. Patrick’s Day-inspired treat on the DQ menu for a limited time only is the new velvety thick and delicious Mint Shake, featuring cool crème de menthe hand-blended with creamy DQ vanilla soft serve, garnished with whipped topping.