The iHeartRadio Music Festival is part of iHeartMedia 's roster of major concert Social_event events Social_event , which includes Cause_to_be_included the iHeartSummer ’ 17 Weekend by AT & T ; the nationwide iHeartRadio Jingle Ball Concert Tour ; the iHeartCountry Festival ; and the iHeartRadio Music Awards .

Jingle Ball is an annual concert taking place in early-to-mid December produced Manufacturing by the Los Angeles radio station KIIS-FM .

Other Jingle Balls are hosted by iHeartMedia sister stations in other cities , such as WHYI in Miami , WXKS in Boston , and WIOQ in Philadelphia as part of the iHeartRadio Jingle Ball Tour series since 2011 .

Other Jingle Balls are hosted by iHeartMedia sister stations in other cities , such as WHYI in Miami , WXKS in Boston , and WIOQ in Philadelphia as part of the iHeartRadio Jingle Ball Tour series since 2011 .