The 9th Annual Trick Or Treat On The Square happens tonight in downtown Lansing. The event runs from 5:00pm to 7:30pm on South Washington Square. According to WILX, the event will have many activities including hay rides, face-painting, animals from Potter Park zoo, fire dancers and of course, trick or treating. Trick-or-treat bags will be available at the Welcome Booth on a first come, first served basis. Click here for more info.