April 24, 2012 No Comments FREE 12 oz Peach Shake at Arctic Circle Get a FREE 12 oz Peach Shake when you buy any shake at regular price. Coupon valid through 4/30/12 at participating Arctic Circles. Locations. FREE 12 oz Peach Shake at Arctic Circle -EXPIRED Facebook Twitter Add Comment Notify me of follow-up comments by email. Notify me of new posts by email.