Bartending is a serious gig that requires intense people skills, the ability to multi-task, major problem-solving technique, and a "don't f*** with me" kind of attitude. Bartending can go underappreciated by patrons, especially depending on the type of bar and area it is located in. Some bartenders possess a no-frills demeanor while others claim the term "mixologist" over anything else. Whether it's classic cocktails, modern science experiments, or just a good ol' beer after a hard day's work, millions of people around the world involve alcohol in their life and rely on a solid bartender to keep them satisfied. Here are a few tattoos for bartenders to showcase the simultaneously simple and complex nature of their job.