Son Of A Winner: Jelly Roll leads this year's iHeartRadio Music Award nominations with eight, including nods in all-genre, country, pop and rock categories. Among the all-genre Song of the Year nominees are Morgan Wallen ("Last Night") and Luke Combs ("Fast Car"). Combs is also up for Artist of the Year alongside Mr. Roll; full list here. The show airs live from Los Angeles April 1 on Fox.