The singer told Glastonbury-goers: "This record took me a lot, I didn't know if I would make another record to be honest."

Lorde finished the set with impassioned renditions of " Ribs " and " Green Light ." The former, which stands as the emotional centrepiece of debut album Pure Heroine, made its first appearance on the Billboard Hot 100 in May - 12 years on from its release.