What is the most popular drink in Las Vegas?

Top 10 Most Popular Drinks in Vegas (And How to Order Them)

Long Island Iced Tea. The Long Island Iced Tea might have been your happy hour drink in college, and there's a reason for that. ...
Martini. ...
Ice Bar Cocktails. ...
Old Fashioned. ...
Pink Lady. ...
Manhattan. ...
Champagne Cocktail. ...
Craft Beer.

Are drinks free in Vegas?

There may be no such thing as a free lunch, but there are free drinks when you're in downtown Vegas and you're gambling! Casinos downtown serve drinks to gamblers free of charge. Different casinos have different policies about free drinks, so make sure to ask a bartender or cocktail waitress about the policies.