Marie Osmond and Family

Marie Osmond's 18-year-old son, Michael Blosil, has died, TVGuide.com has confirmed.

"My family and I are devastated and in deep shock by the tragic loss of our dear Michael and ask that everyone respect our privacy during this difficult time," Osmond said in a statement through a family spokesperson.

See photos of Marie Osmond

Blosil's death is currently under investigation, according to the Los Angeles Coroner's office.

Osmond has eight children and Blosil was one of five adopted by Osmond and ex-husband Brian Blosil before the couple divorced in 2007.

Osmond's Las Vegas show with her brother Donny was canceled for Saturday.