Finneas told me: “I’m going to make you the biggest popstar in the world”
As we launch the NME 100 – the brand new artists we’re tipping to break through in 2019, the full list of which is on NME on Monday January 7 – Thomas Smith travels to LA to meet Billie Eilish, the teenage singer-songwriter whose genre-bending music is showing the millennials it’s time to move aside.