Ariana Grande found her Nickelodeon experience “frustrating”
http://entertainthis.usatoday.com/2014/08/15/ariana-grande-on-her-nick elodeon-experience-frustrating/
"For a long time I was attached to a character that was nothing like myself,” says the former star of “Victorious” and “Sam & Cat." "It was a little frustrating.”
Read more at http://www.hitfix.com/tv-tattle#HZAdZwdy1PwSBg5S.99