Fold over your semi-circle into a cone shape ... can decorate your hat however you want, you can try pom poms, stickers or anything you like to make it look great for your party ...

GIRL 2: (singing) When I was looking for a shape, pointy at one end, I saw a cone, on its own, so I became its friend. I saw a Christmas tree, a party hat, an orange traffic cone. A way to hold ...