Who needs the Bat-Signal? Especially when a Canon EOS 7D, a cheapo fireworks sparkler, and a little long exposure trickeration can give you something much, much cooler.
You can check out the full rundown of settings used to create Bat(man) on Fire, by Mina Mikhael and Matthew Barhoma, here. I'm mostly just glad that someone has used their long exposure skills for good, bringing some balance to the universe. [Flickr via Reddit]