Ariana Grande Songstress Ariana Grande will star in Fortnite’s upcoming ‘Rift Tour’ concert series 3 years ago Epic Games is proceeding with its line of superstar Fortnite concerts. The game developer has uncovered a "Rift Tour" concert… Ariana Grande just acquired her 20th Guinness World Records title 3 years ago Ariana Grande continues to break records. The performer's most recent accomplishment? Procuring her 20th Guinness World Records title. Guinness World…