FREE Redbull Slush (w/ ANY purchase) | Sonic Drive-In

See what's happening in the SONIC App!

Through June 28th, Sonic Drive-In is offering a FREE medium Red Bull Slush with ANY app purchase using the Sonic iOS or Android app – limit 1 per customer and cannot be used in conjunction with any other offer or rewards.

They are offering a new Red Bull Watermelon Slush! The real choice will be the original Red Bull or Watermelon Red Bull?