Join the Shields of Honor Pipes and Drums for a great time this family-friendly event and experience all things Celtic! ​ - Sherman Celtic Festival is held at Pecan Grove Park - West in Sherman, TX. Parking is located around the outskirts of the park and shuttle rides are available for no charge. No outside food or drink is allowed. Food and drinks are available for purchase in the park. Pets are welcome as long as they are well behaved and the owners promptly clean up after them. This is a rain or shine event. No refunds will be given due to inclement weather. A portion of the proceeds from the Sherman Celtic Festival benefits the Scottish Rite Hospital for Children.​