Z100's iHeartRadio Jingle Ball 2015 - Backstages, Madison Square Garden, New York City, 12/11/2015
9 celebrities in this topic: Ally Brooke, Camila Cabello (Read biography), Dinah Jane Hansen (Read biography), Fifth Harmony, Hailee Steinfeld (Read biography), Lauren Jauregui, Normani Kordei, Selena Gomez (Read biography), Zedd (Read biography)