Listen: Lorde bonus tracks - 'Hold No Grudge' and 'Helen Of Troy'.

"This is about a handful of people and each line felt scorching," says Lorde of 'Hold No Grudge', the final song on the deluxe version of her 'Solar Power' album. "I really can’t hold a grudge. Weird for a Scorpio."

Listen to 'Hold No Grudge' below, as well as another bonus track, 'Helen Of Troy'...