Ariana Grande

She is a natural brunette. Dyed her hair velvet red for the role of Cat Valentine on Victorious (2010) because the rest of the cast were brunette. Creator/executive producer Dan Schneider didn't want everyone to have brown hair.

You have to be thankful and I think being in this business is one of the most important things is to give back because there's no better feeling than knowing that your work is being appreciated by people.