Julianne Hough Snowboards for Operation Smile!

Julianne Hough catches some air while participating in Operation Smile‘s 2016 Park City Celebrity Ski & Smile Challenge at Tupelo on Saturday (March 12) in Park City, UT.

The 27-year-old actress/dancer was joined by Lady Gaga and Taylor Kinney, Kate Upton, Ashlee Simpson and Evan Ross, Lance Bass, Julie Bowen, and Kate Walsh.

PHOTOS: Check out the latest pics of Julianne Hough

Earlier in the week, Kate was seen doing some retail therapy in Beverly Hills, Calif.

45+ pics inside of Julianne Hough, Lady Gaga, and others at the charity ski event…