“Many stores carry vintage decorations and clothing, so it’s easy to find supplies and costumes,” Lynch says.

Ask friends to dress in clothes from different eras. Instead of tying your party to a single decade, plan one that honors every decade. Whether the games are a side activity or the focal point of your party, you’re sure to have a good time. “It’s easy to make the house feel cozy with the fireplace on, blankets and pillows and a bunch of board games,” Salzman says. One easy way to throw a party? Slip on some PJs, and whip out your favorite board games.