Mary (Walsh) and Ray Langevin of Larkspur Road, Warwick will observe their 50th wedding anniversary tomorrow but that didn’t stop their family from surprising them on Father’s Day. Their three children and their spouses, Mike and Lori Langevin, Cheryl Langevin and her boyfriend Eddie Sanchez and Mark and Crystal Langevin, threw a party at the Twin Oaks in Cranston. Also attending were Mikayla and Jake Langevin, the children of Mike and Lori. As a gift, the family is sending the Langevins on a vacation of their choice. Ray worked for many years as an Almac’s supermarket manager. Mary retired recently from Ocean State Job Lot. The Langevins were married on June 26, 1965.