Cool off from the summer heat with a half-priced milkshake from Sonic!
Through September 25, you’ll find an offer under the deals section of the Sonic app for 50% off the milkshake of your choice. No promo code required!
Cool off from the summer heat with a half-priced milkshake from Sonic!
Through September 25, you’ll find an offer under the deals section of the Sonic app for 50% off the milkshake of your choice. No promo code required!