Guess what? Blue is SO hot right now, well if you use Cher Lloyd and Jade Thirlwall from Little Mix as your style barometer.
The Little Mixer was spotted on Monday night partying at DSTRKT in Leicester Square for Rihanna's River Island launch after-party, sporting a head of bright blue highlights. She's not the only celeb rocking the blue do either, X Factor veteran Cher Lloyd has also taken the brave step and become a blunette.
We've said it before and we'll say it again, blue hair is so March 2012, just ask Katy Perry...
However, Katy hasn't always been so bang on hair trend. We best she wished 2004 never happened. See what we mean...