Mary-Kate Olsen was spotted looking ultra-dressed down while out in the Hamptons on Sunday. The actress-turned-designer, 39, wore black sweatpants and an oversized white T-shirt.

“We were raised to be discreet people,” Mary-Kate Olsen explained. “I think that potentially that’s just our aesthetic, our design preference,” Ashley added about The Row’s modest look.

It's been a New York minute since Mary-Kate Olsen and Ashley Olsen released a new movie. But that doesn't mean we can't celebrate The Row founders' birthday by taking a look back at their film oeuvre.

Whether they played a singular role like Mary-Kate and Ashley Olsen did in Full House, or how Tia and Tamera Mowry acted alongside each other in Sister, Sister, it was twin city.

Mary-Kate Olsen and Ashley Olsen. ABC Photo Archives/Disney General Entertainment Content via Getty Audiences first met the Olsen twins when they joined the cast of Full House as Michelle Tanner ...

Shepard and Olsen went on to date in 2006, the same year she and sister Mary-Kate Olsen launched their fashion brand, The Row.

Now in its third decade, the luxury Bahamas getaway is designed to offer a sanitized version of hedonism on a grand scale. I ...

The program, which takes place entirely in Virginia Beach, Va., begins with the U-14 Junior Camp between July 10-12. The ...

Coel will play a fashion designer and a long-time friend of Hathaway's character, who helped construct her public persona.

Hailee Steinfeld rocks a show-stopping ensemble at Paris Fashion Week, plus Cardi B, Janet Jackson and more. From London to ...

David Corenswet and his wife Julia Best Warner pose together on the red carpet of the Los Angeles Premiere of Superman on ...