Ariana Grande returned to her brunette roots in an emotional new commercial alongside her Wicked costar Cynthia Erivo.

Ariana Grande might need a good chiropractor after filming Wicked. Speaking to PEOPLE alongside costar Jonathan Bailey, the ...

Ariana Grande's hair -- or, more specifically, her ponytail -- has been a signature feature of the pop icon. The "thank u, next" singer has made the extra-high, extra-long ponytail a coveted ...

Ariana Grande is harkening back to a time ... Jennifer's Body star traded in her bubblegum pink tresses for a baby blue bob, ...