Marking their first Vogue cover ever, Mary Kate and Ashley Olsen landed on the front page of the magazine's annual "Best Dressed" issue, out on stands November 15th.

Mary Kate and Ashley Olsen landed on the front page of the Vogue magazine's annual Best Dressed issue

Highlighting the world's most stylish siblings with this year's "Dynamic Duos" theme, the 25-year-old twins nabbed top honors for being the fiercely fashionable girls we know and love.

Beating out a group a gaggle of fellow style-savvy sister acts, the list included Dakota and Elle Fanning (No. 2) and Beyonce and Solange Knowles (No. 7), Kate and Pippa Middleton (No. 9) and Rooney and Kate Mara (No. 10).

While there's no doubt any of the names could have easily picked up the top spot, Vogue's Fashion News Director Mark Holgate told Reuters that choosing the Olsens was “kind of a no brainer" for him.