When Derek Hough shared his heartwarming family news, fans everywhere celebrated — but no reaction was more touching than that of his sister, Julianne. The dancer and actress took to social media with teary-eyed joy, calling the moment “a dream come true” and sharing childhood memories that made the announcement feel even more personal. For the Hough siblings, who’ve spent years dancing in the spotlight, this update wasn’t just exciting — it was deeply emotional. And as fans around the world sent their congratulations, one thing was clear: behind the fame is a family full of love, loyalty, and lifelong dreams coming true.

Derek Hough & Hayley Erbert Expecting Their First Child — Julianne Hough Shares Her Joy

Dancing With the Stars judge Derek Hough and his wife, Hayley Erbert, have announced that they’re expecting a baby! The exciting news, shared on July 22 via Instagram, was met with an outpouring of love from family, friends, and fellow DWTS cast members — including Derek’s sister, Julianne Hough.

A Heartwarming Announcement Video
In their announcement post, Erbert captioned the video: “We can’t believe the biggest thing to happen to us could be so small.”

The clip shows Derek approaching Hayley, who opens her arms for an embrace and a kiss. As the camera pans out, Hayley wraps her arms around Derek’s neck, revealing a set of ultrasound images that unfold into four pictures of their baby. The couple continues hugging and smiling as “So Small” by Alexander Jean — written by Mark Ballas and BC Jean about the excitement of becoming parents — plays in the background.

Julianne Hough’s Heartfelt Reaction
In the comments, Julianne Hough gushed: “Baby Hough is so wise to choose you two as their parents — they are already so loved and protected! I love you both more than anything — Aunt JuJu is ready for whatever you need 💕✨.”

Love From the DWTS Family
Members of the Dancing With the Stars family flooded the post with congratulations:

Mark Ballas: “YAAAAAAAAAAAAAYYYYYY I am so happy for you both 🥹🥹🥹🥹” and “Baby Hough is not even ready for Uncle Mark, Auntie BC + Cousin Banksi play dates about to go TOO HARD.”