Optimistic

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