Hiring waiters and servers can add up really quickly. Instead of having an open bar, just set up a keg-style beer bar instead, and dress it up with a cute DIY wood panel so it looks like real beer taps.
Mason Jar Lanterns Hanging Tea Light by TheCountryBarrel on Etsy - easy DIY! Small chain link, mason jars, decorative nonflammable filler and candles! Tap a hole with a nail for the chain to attach to the jar lid. And done!