Check out this week's Fan Exclusive Coupon for a Free Donut at Thorntons.
Print out the coupon and visit a Thorntons location to get your Free Donut at Thorntons. Coupon expires 6/3/13 (click the Coupon tab at top).
You have to "Like" the Thortons Facebook page to get your coupon.
Redeem your coupon at your local Thorntons location.
FYI: USA locations - IL, IN, KY, OH and TN.