Katy Perry 2025 Iheartradio 2025. See all the stars hitting the yellow carpet to celebrate some of the biggest names in music. The singer is on hand to present an award at the show.

See all the stars hitting the yellow carpet to celebrate some of the biggest names in music. Iheartradio and z100’s annual holiday concert at madison square garden will feature a mix of veterans (katy perry, meghan trainor) and hot breakout stars (teddy swims, benson boone and.