The annual Trunk or Treat is taking place in Gregory, South Dakota on October 29th from 5 p.m. to 7 p.m. on the 5th and 6th blocks of Main Street. Businesses can participate by having treats of games for the kids in or outside their stores. If a business, individual, or organization is not located within those two blocks they are able to decorate their trunk and then back their car in to hand out treats on the sidewalks.