One of the most exciting and fun benefits of throwing a decade theme party is all of the decorations you will need to have. Some interesting ideas for 1920s decorations include a speakeasy peephole at your door, a gun check at your door, metal tubs piled with drinks and ice, red bows and pearls, goldfish in fish bowls, photograph frames in an Art Deco style and an ambiance of jazz music. The more authentic you get with your decor and atmosphere, the more enjoyable the Roaring Twenties party will be for everyone, including yourself.