A lot of pop stars have a signature look. In the case of singer and actress Ariana Grande, it's the ponytail. For most, tying hair back is a practical afterthought -- an everyday way to sweep it ...

Ariana Grande was destined to be a star ever since ... wearing a bright red Romona Keveza dress with her signature half-up ponytail. Grande opted for a more retro look at the 2014 Grammys, wearing ...

Where Blanchett glistened in gold, Kidman sparkled in silver, in a daring, one-shoulder backless Balenciaga gown. The “Babygirl” star polished off the look with a chic, voluminous half-ponytail.

The “Babygirl” star polished off the look with a chic, voluminous half-ponytail. Actor-comedian Wong wasn’t easy to miss on the carpet: She wore a cascading gown of bright fire-engine red tulle.

Ariana Grande made a bold fashion statement at the ... minimal with delicate jewels and styled her hair in a Hepburn-esque ponytail with side-swept bangs, channelling classic glamour.

But “Wicked” star Grande evoked another Ozian color ... The “Babygirl” star polished off the look with a chic, voluminous half-ponytail. Actor-comedian Wong wasn’t easy to miss ...