Sara Jackson-Holman Charlotte Oc Mary Lambert Y'Akoto Meghan Trainor Sarah Simmons Sabrina Chap Kate Martin Wolf Larsen Melanie Martinez Nina Nesbitt Bella Ferraro Dillion Joel Baker Lisa Portelli Elizabeth Mitchell Promise And The Monster Remi Nicole Marina And The Diamonds Ina Müller Yo-Yo Ma, Stuart Duncan, Edgar Meyer & Chris Thile Dkla Frances England Jesse Kinch The Walking Dead The Sweet Life Society Soweto Gospel Choir Little Sea Over The Garden Wall Rita Ora Dash & Will Lauren O'Connell Bahari Celia Pavey Lana Del Rey Mick Flannery Steampianist Buried Beds Sia Leonard Coen Unwoman Vicelow Cocknbullkid Zaz Iamx Charli Xcx Daughter Kiesza Gin Wigmore