From Sienna's peachy pink hue and Georgia May Jagger's blorange, to Lady Gaga's vibrant turquoise and every pastel wig Kylie Jenner's ever worn, it's official - rainbow hair is the celeb approved 'do we never get bored of.
Check out our edit of the best rainbow hair in the biz so you can embrace your inner unicorn ASAP.More
Wig or no, we kinda love Salma Hayek's bubblegum overhaul for the Kering Women In Motion dinner at Cannes 2017.
The way to work pink hair on the red carpet? Go for old Hollywood waves and match your 'do to your dress Pixie Lott style.