Ariana Grande’s brother, Frankie Grande, once again proved he was her biggest fan by vowing to have her back after she announced her forthcoming hiatus from the spotlight. Ariana Grande’s brother, Frankie (seen here), vowed to have her back after she announced her plans to step away from the spotlight. (Seen here: Ariana performing.) Frankie (seen here with his mom, Joan, at the concert) also referred to Ariana as his “everything.” The post Ariana Grande’s brother vows to have her back after singer announces hiatus from spotlight appeared first on Page Six.