Saturday, October 5, 1-5 p.m., 5th Annual Oktoberfest, Stone Acres Farm, 393 North Main St., Stonington. $10 entry fee. Food and drinks available for purchase. Gather around the stone hearth oven in the Stone Acres Farm orchard for German food and brews. Enjoy live music by the Polka Brothers, and test your fortitude in our stein-holding and bratwurst-eating competitions. $10 cover, includes entry only, and must be purchased in advance. Kids 12 and under are admitted free. Food and drinks will be available for purchase. Menu to be announced. 860-287-2655.