User blog comment:Httyd big fan/Twenty-Fifth Dragon Fight Club Match: Flightmare vs. Fireworm Queen/@comment-36107123-20180811130211/@comment-30809444-20180812091649

AvatarHeroElemental told you that they are not fireworks. There aren't even dragons. It is fireworm not firework.

Fireworks are lights that are sended up by miny rockets that explode light.