The Observer

Last Friday Night (T.G.I.F.) Katy Perry Pink Pony Club Chappell Roan Oops!...I Did It Again Britney Spears Lush Life Zara Larsson Locked out of Heaven Bruno Mars The Sweet Escape Gwen Stefani, Akon Espresso Sabrina Carpenter Paparazzi Lady Gaga Style Taylor Swift Sign of the Times Harry Styles Maneater Nelly Furtado All The Things She Said t.A.T.u. Judas Lady Gaga Teenage Dream Katy Perry Telephone - Cover of Lady Gaga feat Beyoncé Glee Cast Toxic Britney Spears thank u, next Ariana Grande no tears left to cry Ariana Grande The One That Got Away Katy Perry Love You Like A Love Song Selena Gomez & The Scene Last Friday Night (T.G.I.F.) Katy Perry Pink Pony Club Chappell Roan Oops!...I Did It Again Britney Spears Lush Life Zara Larsson Locked out of Heaven Bruno Mars The Sweet Escape Gwen Stefani, Akon Espresso Sabrina Carpenter Paparazzi Lady Gaga Style Taylor Swift Sign of the Times Harry Styles Maneater Nelly Furtado All The Things She Said t.A.T.u. Judas Lady Gaga Teenage Dream Katy Perry Telephone - Cover of Lady Gaga feat Beyoncé Glee Cast Toxic Britney Spears thank u, next Ariana Grande no tears left to cry Ariana Grande The One That Got Away Katy Perry Love You Like A Love Song Selena Gomez & The Scene