Did you know that bartending is one of the world’s oldest professions? Records of "tavern keepers" go back more than 4,000 years to ancient Mesopotamia. These talented mixologists know exactly how to concoct your favorite drink, so be sure to tip your barkeep. And as far as America's favorite drinks go, the margarita still reigns supreme, according to NielsenQ (NIQ) data. The most popular cocktails in the U.S.:
1.Margarita
2.Martini
3.Moscow Mule
4.Espresso Martini
5.Old Fashioned