Max Factor

There’s no one hotter in the world of pop than Charli XCX. Between her “Fancy” hook with Iggy Azalea and little-credited contribution to Icona Pop’s “I Love It”, she’s played a bigger role in current music than her The Fault In Our Stars’ single “Boom Clap” suggests. Charli’s appeal is stylishly irreverent, and her hair and…