Noon - 6pm. Put on your costumes and trick-or-treat your way through the decorated zoo! Load your treat bag with goodies from various vendors and booths. Watch Dr. Slime, the mad scientist, put on a mysterious, scientific show! Ticket price includes zoo admission, train and carousel ride, Dr. Slime Show, and trick-or-treating. Zoo members and the general public: $7 discount tickets available through October 17th. October 18th and after tickets are $9. Event also runs October 25 & 26. Call (989) 759-1408 for your tickets today!