Half Price Shakes and Ice Cream Slushes at Sonic on May 25th
On Thursday, May 25th, Sonic will be promoting their Shakes and Ice Cream Slushes for half price. Offer valid only on May 25th, 2017, at participating SONIC® Drive-In restaurants while supplies last. Limit 5. Tax not included. Add-Ins cost extra. This offer cannot be combined with any other offers or discounts.