planet hollywood: 1) Can you mix your own drink into a cup (in your room) and bring it down to the casino floor and start gambling. 2) Can you mix your own drink into a cup (in your room) and walk around on the vegas streets leaglly? If you cant, can you mix your drink into one of those large drink containers that most casinos provide instead.|||You can walk around with it, but you can't have it at a table. They will give you the liquor for free if you are playing!|||1. Of course. You could have a slight issue if you walked into a bar, but on the casino floor you wont have any problems. Even if they did, no one knows whats in it anyway. 2. Same as above. Vegas has almost no restrictions about drinking as long as you are over 21.|||yes, you can do both of those things, but do you know that the casino gives you free drinks if you're gambling? You just have to tip the cocktail waitress!|||yes, i just got back from vegas 3 weeks ago and had no problems. i also walked around the strip with beer cans and had no problems, but can't guarantee anything! have fun!|||Yes you can do that but why not take advantage of the free drinks that the casinos give you?|||I remeber when my missus his a jackpot on a machine in NYNY a few years a go we were walking round with a bottle of moet each and no glass