Elvis Duran hosts this concert from Madison Square Garden. Among those scheduled to perform are Justin Bieber, Ariana Grande, Fifth Harmony, Diplo, Charlie Puth, Lukas Graham, DNCE and Niall Horan.

Cast:Niall Horan, Alex Pall, Drew Taggart, Ellie Goulding, Justin Bieber, Diplo,

Genre:Music,

country:none

Production:none