If you are looking to get away for a weekend or a month, Crossroads travel can help you do just that. They offer a wide variety of travel options from weekend trips to Tunica to almost anywhere else you could want to go. They often do bus trips to Tunica for a very reasonable price. This is a very popular thing to do for many people in the area. If you don't mind the bus ride down there, I'm sure it would be a lot of fun if gambling is your thing.
Give them a chance before you try to book your own trip online.