Tomorrow October 11th, cash in on half price shakes all day at Sonic!
*Includes all shakes. Add-Ins cost extra. Excludes Combos, Wacky Pack® Kids Meals and any other offers. Limit 5. Offer valid only on October 11, 2017, while supplies last at participating SONIC® Drive-In locations.
For more bargains check out the Restaurant Deals Page!
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