And while Mom was showing off her hot bod, her son just wanted to let his followers know he's finally catching up to The Royals star's height. "Think it's safe to say I'm taller @elizabethhurley1," he wrote alongside a photo of the two standing next to each other.
When ET caught up with Elizabeth in December, the proud mama couldn't stop gushing over her look-alike son, who made his acting debut on The Royals just a few days after our interview.
"[He] has turned out to be tall, dark, handsome and talented, so he was perfectly cast as Prince Hansel," she dished. “Damian is very charming in real life, so it was a hoot for him to play someone so obnoxious."