Julianne & Derek Hough Party with Pal Mark Ballas to Celebrate His Debut EP

Julianne and Derek Hough make their red carpet entrances at their pal Mark Ballas‘ Kicking Clouds EP Release Party held at Crustacean on Tuesday night (September 16) in Beverly Hills, Calif.

The siblings were joined at the event by former Dancing with the Stars contestants Meryl Davis, Amy Purdy, and Chelsea Kane.

PHOTOS: Check out the latest pics of Julianne Hough

“It’s out. So excited y’all can finally hear what I’ve been working on. #KickingCloudsEP is available on @iTunesMusic,” Mark tweeted.

The week before, Julianne and Mark were spotted exiting a dance studio together in Los Angeles.

FYI: Julianne is wearing an Olcay Gulsen top and skirt, Barbara Bui shoes, and Graziela jewels.