In just six years since their debut, 2NE1 — known individually as Dara, Bom, Minzy and CL — have effectively taken over the world.

With their fashion-forward style and genre-blurring sound, the girls have paved the way in South Korea (and beyond), resulting in record-breaking international acclaim, awards aplenty and, of course, a slew of smash hits...and majorly devoted Blackjacks. But just how well do you know 2NE1? That's what we're about to find out.

Think You Know 2NE1? Take the quiz below!

The Fiercest Looks of 2NE1: