The Greatest (con Ammon Chung)

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