For base board, tape three 14 in. cake circles together and wrap with foil. Ice 12 in. cake smooth; position on cake base. Divide cake into 8ths. Use round cutter to imprint 8 circles on sides, centering cutter at division marks and lining up at bottom edge. Mark tail shape with toothpick, continuing circle outer edges straight down. Pipe tip 352 pull-out leaves for feathers, 2 rows in each color; (begin at outer edge and work toward center). Sandwich 2 turkey cookies together using icing; position cut edge at center of tail. Cover cookies with tip 14 stars. Pipe tip 2 dot eyes with tip 1 dot pupils. Add tip 4 pull-out dot feet and beak; with tip 2 outline waddle. For wings, pipe tip 14 shells; overpipe for dimension. Pipe tip 5 ball border between feathers.