When British singer-songwriter Elli started posting YouTube vids of her singing covers of songs like Kendrick Lamar's Poetic Justice, it caught a lot of people's attention, including Jay Z himself. His digital publication Life & Times helmed her as the next big thing. Now, aged 20, this jazz-meets-R&B songstress is signed onto a major record label and has supported the likes of Chase and Status. Want to see what the fuss is all about? Check out her new music video for When It Was Dark - it's all churches, dark plum lipstick and a hauntingly hot priest (he's a model in real life though, so it's OK to think he's hot. We think…).