Watch on SFlix. The 2018 iHeartRadio Jingle Ball was recorded in New York City. The lineup for the show was totally stacked and you’ll be able to catch sneak peeks at backstage moments, fun interactions, and of course, clips from the epic performances. The Jingle Ball tour in an annual concert that travels around the US ahead of the holidays. Numerous superstars will all share the stage and perform in one night of amazing music.