FREE Large Drink or Slush with any Purchase at SONIC (App Required)
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Get a FREE Large Drink or Slush at SONIC Drive-In with any purchase when you use the promo code PUPPYBOWL in the SONIC App. Offer is valid through February 3, 2020. If you don't already have the app, you'll also get an offer a free medium slush (no purchase required). Download the Android app or iOS app then create a new account and verify your email. Once you've done that, your free slush offer should be available right away. Enjoy!