Happy Worst Day (feat. Christopher von Uckermann & Alfonso Herrera)

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