Marriage Can Be Murder: A Comedy Murder Mystery Dinner Show at the D Las Vegas. Spend an evening with one of the most hilarious and talented casts in Sin City at the 'Marriage Can Be Murder' dinner show at the D Las Vegas. This interactive comedy show will have you intrigued, laughing and wondering who the murderer is. Enjoy the evening over a gourmet 3-course meal. Book and Save 19% Off Marriage Can Be Murder: A Comedy Murder Mystery Dinner Show at the D Las Vegas.