Watch:
Mary-Kate & Ashley's "It Takes Two": A Blast From Interviews Past
It's June 13 and most millennial women know what that means: It's the Olsen twins' birthday.
Any true fan of thesuper-famous and super-private sistersdoesn't need the fun club kit to remind them of the fact thatMary-KateandAshley Olsenturn 33 today, ringing in another year of rare public appearances and impossibly chic street style that has Instagram salivating (even though the Olsens would never dare go on social media).
At the height of their fame in their teens, it seemed like we knew every little thing about Mary-Kate and Ashley, but as they disappeared from the spotlight and focused on building their fashion empire, they became petite enigmas, endlessly fascinating and impossibly unknowable.
Despite their best efforts to remain mysterious, we've collected some facts about the world's most famous twins, including which of their Full House co-stars tried to have them fired from the hit ABC show and how a Greek shipping heir ignited a public feud with Paris Hilton.
So test your Olsen knowledge and see if you knew these 33 things about Mary-Kate and Ashley...we'll try to blow your mind by dinnertime with these tidbits...
ABC/BOB D'AMICO
ABC Photo Archives/Disney General Entertainment Content via Getty Images
Dualstar Productions
Warner Bros.
John Shearer/WireImage for Teen Vogue
Andrew H. Walker/WWD/REX/Shutterstock
Elder Ordonez/INFphoto.com
Dualstar Productions
@Sephora, Instagram
NINA PROMMER/EPA-EFE/REX/Shutterstock
Netflix; Getty Images
Matt Baron/Shutterstock
