You may be tempted to celebrate today's news that 'The Girl With the Dragon Tattoo' will likely get its sequel, 'The Girl Who Played with Fire,' with an act of symbolic solidarity. Specifically, you may be tempted to hire someone to etch a dragon tattoo onto your left shoulder blade, so you can look just like Rooney Mara's Lisbeth Salander does in the movie. But before you take such a drastic and irreversible step, you'll need to answer a few questions. How much would it cost to buy a dragon tattoo? How long would it take? Will it hurt? This afternoon, armed with a screencap from the film, I took a field trip to three Manhattan tattoo parlors to find out.