Under-eye concealer is, in my own opinion, one of the most important make-up bag essentials. Covering up my never-ending need for a nap, among other flaws, it helps prefect and refresh my otherwise tired and slightly drawn out complexion. Finding that perfect concealer that won't crease, glow white at a flashing camera, or disappear two hours into the day is a monumental task. With so many different varieties out there, and so many different skin types, we wanted to ask you, the reader, what is your top pick and what makes it so special?