MTV Video Music Awards 2014

The Names You Need to Know at This Year's VMAs

Have no fear if you don't know your Iggy from your Avicii! Study up on 5 Seconds of Summer, Ariana Grande, Sam Smith and more stars vying for Moonmen

FIFTH HARMONY

Now this is the next One Direction. Like Harry Styles's crew, Fifth Harmony was created by Simon Cowell while competing on The X Factor. The American girl group placed third in 2012 but could come away with a win at the VMAs for artist to watch.