Thiensville's annual Business Trick-or-Treat will take place from 4:00 PM to 6:00 PM on Thursday, October 27. It will be followed by Nightmare on Elm Street from 5:00 PM to 8:00 PM in Village Park.

Numerous businesses on Main Street, Green Bay Road and Freistadt Road will participate in Business Trick-or-Treat. Each participating business will have a yard sign in front.

After trick-or-treating, head to Village Park for Nightmare on Elm Street, featuring food trucks and Dead Man's Carnival on the Port Washington State Bank River Stage.

It's all free -- brought to you by the Thiensville Business Association.