With some of our favorite bands of the '90s and '00s reuniting as of late, now's as good a time as any to look back on the greatest girl groups of all time. And it's not just pure nostalgia either: the success of newer acts like Little Mix and Fifth Harmony are proof that fans are still very much interested in girl groups.
In this gallery, we explore the best of the best. Did your faves make the cut? Click on to find out!