Reba McEntire breaks down over stepson Brandon Blackstock's death on 'The Voice'

Reba McEntire broke down in tears over stepson Brandon Blackstock’s recent death .

During Monday’s episode of “The Voice,” the country star — who judges the singing competition show alongside Niall Horan, Michael Bublé and Snoop Dogg — began getting emotional after contestant Aubrey Nicole performed Martina McBride’s “I’m Gonna Love You Through It.”

“I lost my oldest son because he did not win with cancer, so that was a real reminder that life goes on,” McEntire said.

“We sing songs about it so that we can remember the ones that we love so much and that we lean on at times like this,” McEntire, 70, added.

Snoop, born Calvin Broadus Jr., then passed the three-time Grammy winner some tissues.

Blackstock died on Aug. 7 after a private battle with melanoma , the most aggressive form o