DescriptionElvis 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.
View Full Cast Niall HoranSelf - PerformerAlex PallSelf - PerformerDrew TaggartSelf - PerformerEllie GouldingSelf - PerformerJustin BieberSelf - Performer
