Quartz

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