Shimmer, sparkle, and lots of shine: Those are the ingredients for a memorable look — on your birthday, at the office (certainly at the office), and just about any other major event. But you probably already knew that. So, the real way to go down in makeup history among your friends is to take your collection of shiny pigments and turn the heat way, way, way up. Because there's metallic, and then there's its incredibly hot sister: molten metallic.