If you're of a certain age, you basically grew up with Mary-Kate and Ashley Olsen ... "Our Lips Are Sealed," "Winning London" and "Holiday in the Sun" — both of which came out in 2001 ...

In 2000, Mary-Kate and Ashley Olsen attended the launch event ... Their zigzag hair parts, slightly sophisticated jewel-toned holiday dresses, and coordinating chokers all sum up the early 2000s ...