Free Small Vanilla Cone at Dairy Queen on March 19 – Head to your local Dairy Queen on March 19 and get a free small vanilla cone. Free Pack of Oreo Cookies at Kwik Trip – Save a coupon for a free pack of Oreo cookies in the Kwik Trip app. Valid today only (March 6). Free Goldthread Tonic After Rebate – Purchase a bottle of Goldthread Tonic