You've got the envelope from your sonographer, your heart is racing, and now comes the fun part: choosing how to reveal whether it's pink or blue. The right reveal turns a piece of paper into a memory your family will replay for decades — and in Australia, we've turned the gender reveal into an art form. Here are 15 ideas we've seen light up backyards from Perth to Brisbane, ranked from "sweet and simple" to "the neighbours will hear about it." The Showstoppers 1. TNT powder