World's Most Beautiful

9 Celebrity Sisters You've Most Likely Fallen in Love with Through the Years

In honor of PEOPLE's World's Most Beautiful issue, we're rounding up the buzziest, most successful siblings around

MARY-KATE & ASHLEY

Best known for starring on Full House as babies/toddlers/tweens, Mary-Kate and Ashley Olsen have grown up to take the fashion industry by storm with their award-winning lines, Elizabeth & James and The Row. Despite having acted for more than half their lives, the sisters have repeatedly voiced their hesitance about returning to entertainment, seeing as their passion remains in fashion – which is sad news for TV and movie buffs and really good news for fashionistas.