Ariana Grande, who played Glinda ... Along with that, many have been left wondering why the Zoolander 2 alum as well as her co-star, Cynthia Erivo, have been crying during the press tour.

What a tough life! Ariana collaborated with loads of people on her first two albums but there's only 1 collaboration on the new album so far... But that could change! If a song needs a 'cherry on ...