Jam apart, of course, is the Y2K theme, a popular divertissement that celebrates various trends and aesthetics of the nascent millennium.

Travel through time and celebrate the New Year with a Decade-Themed Party! Choose a specific decade, such as the ’80s, ’90s, or Roaring ’20s, and encourage guests to dress in styles ...

From the roaring 20s to Y2K, a decade-themed party is fun and engaging, plus it's a great opportunity to throw a costume party. Choose a name that conveys the decade guests can plan to dress for.