iHeartRadio House of Music is back in Las Vegas ✨ September 18 and 19, doors are open both nights from 4 p.m. to 1 a.m. PT. No ticket required! It’s completely free and open to the public. Set up right outside T-Mobile Arena tmobilearena iheartfestival #iheartfestival #iheartfestival2026 #houseofmusic #houseofmusic2026