Number One

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