(Offer expires 3/31) Sonic Lovers! Check your emails for a Buy 1 Get 1 FREE Blueberry Ice Cream Slush coupon! If you have the Sonic App, you should see it there. Don’t have the Sonic app? Download it and create a Sonic account and you’ll get a Free Medium Slush! Find a Sonic near you over here! 🙂
TIP: Save even more by using discounted gift cards to pay. You can save 2% to 30% off from the value of these cards. Free $5 credit on your first discounted gift card purchase of $25 or more using code RAISE25AF.
