People News Garth Brooks becomes a first-time grandfather at age 51 07/27/2013 Garth Brooks is a first-time grandfather after his 19-year-old daughter, August Anna, gave birth to a daughter in Oklahoma, E! News said. Read More RELATED NEWS Jimmy Fallon's 'The Tonight Show' dropping to only four nights a weekAshley Tisdale announces birth of her second childSelena Gomez is a billionaire TAGS: Garth Brooks
