*BUY 1: Requires purchase of Dark Chocolate Custard Concrete made with OREO® Cookie Pieces at regular price. **GET 1 FREE: Of equal or lesser value. Add-Ins cost extra. Limit one with coupon. One coupon per visit. Please mention coupon when ordering. Not good in conjunction with combos or any other offers. Offer good only at participating SONIC® Drive-Ins. Hurry! Offer expires 5/31/17.
100% success (13 votes)- Exp: 5/31/2017
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