Dog-friendly Halloween celebration presented by Dogfish Head & Rising Tide in honor of Buckingham Red, their collaboration ale. DockDogs Big Air competition waves through the day (finals 4:30 PM) plus a dog + owner costume contest at 2 PM with prizes from YETI and Turtlebox for best dog costume, best duo, funniest, spookiest and best Maine/brewery themed. Food from Ugly Duckling, oysters from Ebenecook Oysters, and local dog-treat vendors. Dogs must be friendly, leashed and supervised; costumes encouraged but not required.