September 22, 2020 No Comments BOGO FREE Shake or Malt at Dairy Queen Buy 1 get 1 FREE any Shake or Malt at Dairy Queen. Offer available in DQ app. Valid September 22, 2020 ONLY. BOGO FREE Shake or Malt at Dairy Queen – EXPIRED Facebook Twitter Add Comment Notify me of follow-up comments by email. Notify me of new posts by email.