Martina McBride and SHeDAISY join the lineup of performers for the American Music Awards Jan. 8 in Los Angeles. McBride, a former CMA Female Vocalist of the Year, will sing "It's My Time" from her multi-platinum CD Emotion. Also scheduled to perform are pop stars Jennifer Lopez, Toni Braxton and Ricky Martin. Awards will be handed out in 20 categories, including five for country. Hosted by Britney Spears, the show will be carried live on ABC.