Ella Henderson Jess Glynne Rita Ora Olly Murs Paloma Faith Raign Anna Graceman G.R.L. Jessie J Eliza Doolittle Fleur East Louisa Johnson Ella Eyre Clean Bandit Lucy Hale Anne Marie Bella Ferraro Conrad Sewell Connie Talbot Sia Sam Smith Andra Day Chris Wallace Astr Kat Graham Wande Coal Kiesza Tilian Pearson Maggie Lindemann George Ezra Kim Cesarion Christina Perri Keril Rebecca Ferguson Ellie Goulding Chloe Howl Ariana Grande Thomas Lundell D'Banj Daya Freaky Fortune Gabrielle Aplin Beyoncé Knowles Shaparder Molly Moore Billy Myers Ann Lee Vitesse Clara Mae