July 24, 2012 No Comments FREE 20 oz Sunkist at Thorntons Print out the coupon and redeem for a FREE 20 oz Sunkist (any variety) at Thorntons stores. Coupon valid July 24-July 30, 2012. Locations. FREE 20 oz Sunkist at Thorntons -EXPIRED Facebook Twitter Add Comment Notify me of follow-up comments by email. Notify me of new posts by email.