Sonic Drive-In: 50¢ Corn Dogs ALL Day (3/18 Only)
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And if you haven’t already, be sure and download the free Sonic Drive-In app and set up an account to score a FREE Sonic Slush – no purchase is required! Once you set up your account, you should immediately receive the offer. To claim your FREE Slush, click on ‘Redeem’ and show the coupon at any participating Sonic Drive-In!