Watch: Reba McEntire's Son Shares Tribute to Late Brother Brandon BlackstockReba McEntire is looking back on Brandon Blackstock's final days. The Reba alum reflected on her stepson's challenging yearslong battle with cancer in a heartbreaking message following his death at age 48. "Last week, my stepson/oldest son Brandon Blackstock went home to be with God," Reba wrote in an Aug. 12 Instagram post, alongside several photos of the pair together. "His struggle is over and he is in eternal peace in God's presence.