Griff has shared a video of her mashing up her song ‘Heart Of Gold’ with Lorde‘s 2013 hit ‘Royals’ – watch the performance below.The footage comes from the singer’s recent headline show at London’s Shepherd’s Bush Empire in late October.To open the set, Griff played ‘Heart Of Gold’, from her recent debut mixtape ‘One Foot In Front Of The Other’, before playing the first verse and chorus of ‘Royals’ and then returning to finish her own song.Watch pro-shot footage of the performance, shared online