Mary-Kate and Ashley Olsen still watch "Full House."

The 22-year-old twins made their acting debut sharing the part of Michelle in the hit TV show when they were just nine months old, and Mary-Kate admits they sometimes watch repeated episodes.

Doesn't it just figure that the only people who can actually afford designer clothes wind up getting them for free most of the time? While we flip through magazines for fashion inspiration and trek off to the mall to see the latest looks, life is very different if you're a movie star.

When celebs need something to wear to the next big awards show or movie premiere, they simply choose a super-expensive (and impossible to find) designer dress straight off the runway.

We all know about Gwen Stefani’s funky LAMB line and Beyonce's glitzy House of Dereon collection, so we decided to take a look at the latest round of celebrities who have thrown their hats into the design world.

First, there are the sister acts – Mary Kate and Ashley Olsen’s two new lines – the upscale The Row and the younger Elizabeth and James, Penelope and Monica Cruz’s line for Mango and, of course, the much hyped Twenty8Twelve from Sienna and Savannah Miller.

Mary-Kate and Ashley Olsen's book signing attracted masked animal rights protestors Tuesday.

Two representatives from PETA (People for the Ethical Treatment of Animals) - who call themselves the Trollsen Twins - wore masks designed by the organization and held signs condemning the pair's penchant for fur at the New York event for the Olsen's new fashion bible "Influence."