Billboard: Live Nation is officially entering the awards-season business. The top music promoter announced the “Live Nation Music Awards,” set to honor the year’s best live music performances and air on both TNT and TBS on Oct. 1. The telecast will be produced by Live Nation Entertainment in collaboration with IMG and Dick Clark Productions. Live Nation isn’t the only recent entrant into the music-awards show category. The “iHeartRadioMusic Awards,” in its second year on NBC, matched its debut rating with a 1.7 among adults 18 to 49, with total viewership of 5.2 million.