Brandon Blackstock's relationship with his former stepmother, Reba McEntire, remained strong through their respective divorces. Following her 1989 marriage to the talent manager's father, Narvel Blackstock,

Brandon Blackstock’s father, Narvel Blackstock, is a talent manager who has managed stars like Blake Shelton, Reba McEntire and Clarkson. He co-founded Starstruck Entertainment in 1988 with McEntire, his then wife. Brandon Blackstock’s mother, who now goes by Elisa Gilbert, was previously married to Narvel Blackstock.

Brandon Blackstock and Reba McEntire had a son and step-mother relationship. Reba was married to Brandon's father, Narvel Blackstock, from 1989 to 2015.