Their own secret twin language? Mary-Kate and Ashley Olsen appear to exchange coded hand signals while taking a bow during The Row's NYFW show

341538_496D755200000578-0-image-a-31_1519193665613.jpg

Mary-Kate and Ashley Olsen transitioned from child stars to some of the best fashion designers of their generation.

And it appears that the sisters, 31, can credit some of their success to their super-twin connection.

After presenting their line The Row's Fall/Winter 2018 collection during NYFW last week the duo appeared like they exchanged 'secret' hand signals, as they were seen tapping on each other's hands in a Morse code-like fashion.

Read more at DailyMail.com