June 1, 2009 No Comments Free Root Beer Float on June 3rd (8pm – Midnight) Free Root Beer Float On Wednesday, June 3rd Sonic would like to thank you for going to Sonic Root Bear Float (8pm – Midnight). Free 10oz. Root Beer. Store Locator. Free Root Beer Float on June 3rd (8pm – Midnight) – EXPIRED Facebook Twitter Love Freebies and deals? Follow us on Facebook, X, Pinterest and Instagram for around the clock freebies updates, reminders and more! You could also subscribe to blog via email to have the latest updates sent directly to you in your inbox. Add Comment Notify me of follow-up comments by email. Notify me of new posts by email.