In Touch WeeklyIf you were a child of the 90s (specifically a young girl) you were likely a fan of the Olsen twins's movies. I myself, have a little sister, so I have admittedly seen way more of these films than I care to remember. The two Olsens, Mary-Kate and Ashley, were always portrayed as identical twins, both on-screen and in real life. So here is the shocker, the Olsen twins are not truly identical! .It may have been difficult to tell when they were younger, but now that they are well in adulthood you can easily see the differences