July 10, 2012 No Comments FREE Delights Blueberry Muffins at Thorntons Print out the coupon and redeem for a FREE Delights Blueberry Muffins at Thorntons stores. Coupon valid July 10-July 17, 2012. Locations. FREE Delights Blueberry Muffins at Thorntons -EXPIRED Facebook Twitter Add Comment Notify me of follow-up comments by email. Notify me of new posts by email.