Sonic 1/2 Price Shakes & Ice Cream Slushes Sorry you missed this deal. You’ll love the current Hot DealsEnjoy 1/2 price shakes and ice cream slushes at Sonic all day on Thursday, May 25. Plus, don’t forget $0.99 large drinks before 10 am and 1/2 price drinks from 2-4 pm everyday. As always it’s a good idea to double check with your local SONIC Drive-In for participation.

Sonic 1/2 Price Shakes & Ice Cream Slushes May 25

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