Sept. 10 & 24. Dinner while actors masquerading as fellow diners enact a hilarious murder mystery in which actual audience members may find themselves a prime suspect. 6:30–9 p.m., Ann Arbor Marriott, 1275 S. Huron, Ypsilanti. $65 includes gratuity; preregistration required at TheDinnerDetective.com. (866) 496–0535.