New Year’s Eve is right around the corner. To celebrate the occasion, celebrities are attending some of the biggest end of the year parties, located in cities like Miami, Las Vegas, and more. Scroll down to have a look at some of the biggest celebrity parties this year and how to score tickets: Why do people kiss on New Year’s Eve?New Year’s Eve traditions: 10 things Latinos do to bring good fortuneA post shared by Christina Aguilera (@xtina)Christina Aguilera will have various performances at the Voltaire in Las Vegas, including a December 31st performance.