Country music legend Reba McEntire is revealing her grief. The iconic singer and sitcom star is breaking her silence about the heartbreaking and untimely death of Brandon Blackstock, who was her stepson in addition to being a father to four children of his own and the high-profile ex-husband of American Idol alum Kelly Clarkson. As we've been reporting, Brandon passed away last week at just 48 years old after a private and challenging three-year battle with cancer. And those who knew him best are now continuing to share their monumental grief at his passing - Reba included.