When living in a small apartment in a big city, it's easy to get discouraged from entertaining. After all, a studio isn't the best place to host a blowout thirtieth birthday for you and your closest 50 friends. However, savvy hostesses know that they can take their party elsewhere, specifically to a beloved bar. It can cost a lot of money to rent out an entire bar or event room, and if you don't have the funds to set up a private space, have no fear! You can still host a party at your favorite watering hole. Want to know how it's done? Find out after the jump.