 It's Double Stamp Day today for Shop, Move & Groove. Shop and dine in Fergus Falls today and receive double stamps on your summer shopping spree giveaway card. We're giving away more than $1,000 in prizes from our local merchants. Pick up a shopping spree card at the chamber and collect double stamps all day today for Shop, Move & Groove. Drop off your cards at the chamber by July 15th. Shop, Move & Groove is Double Stamp Day.