Ladies, if you’re wondering what to wear to casino night, read on. Go on and grab a drink and bet it all on black! Casino Themed Party Dress Whether you are hosting or are a guest, we’ve got a bunch of ideas on what to wear to a casino themed party. So what could be better than a casino night party? That number is more than double the number of casinos in any other part of the world.Ĭlearly, we Westerners are all about adrenaline and luck. There are over 1500 casinos in North America. Click here to learn what to wear to a casino themed party. What to Wear to a Casino Themed Party Whether you’re hosting the big event or attending a casino party with friends, you’ll need to wear the proper attire in order to fit in and have the most fun.