News Photo by Kayla Wikaryasz Sports Unlimited staff and customers celebrate 50 years of business with cake and sales at an open house on Saturday in Alpena. Pictured in back, from left, are Jim Kriniak and Jimmy Kriniak. Pictured in front, from left, are owner Doreen Kriniak and Allison Kriniak, standing in front of recreational vehicles sold at the store.

News Photo by Kayla Wikaryasz On Saturday, Doreen Kriniak, left, Nancy Sorensen, center, and Mark Sorensen, right, are seen standing near the entry of Sports Unlimited during an open house celebrating 50 years of business in Alpena. According to Kriniak, Nancy and Mark Sorensen have been longtime regulars of Sports Unlimited.