LOS ANGELES (CBS/AP) Eminem and Lady Antebellum lead nominees for the 38th annual American Music Awards with five nods each.
Teen idol Justin Bieber has four nominations, while Katy Perry, Ke$ha, B.o.B. and Usher have three each.
Eminem and Bieber are each up for favorite pop/rock artist and album, and the rapper is also nominated for favorite artist and album in the rap/hip-hop category. Bieber, Eminem, Perry, Ke$ha and Lady Gaga are all up for artist of the year.
Lady Antebellum is nominated for favorite band, duo or group in the pop/rock and country categories, along with favorite country album, favorite adult contemporary artist and the breakthrough artist award.
Music fans vote online. Nominees were selected based on chart ratings for sales and radio and Internet play.
The general public can vote in all categories at the American Music Awards official website. The awards will be presented Nov. 21 on ABC.