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