Happy Order?

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