Carrie Underwood and fellow 'American Idol' alum Jennifer Hudson are the latest performers announced for the 51st Annual Grammy Awards. They join previously announced performers Kenny Chesney, Katy Perry, Coldplay, the Jonas Brothers and Lil Wayne, who leads in overall nominations with eight nods this year. George Strait leads the country crew with four nominations.

There's no word yet on what song Underwood will sing on the live show, but she is nominated for Best Female Country Vocal Performance for 'Last Name.'

The Grammys will air live on CBS, February 8 at 8 PM ET. For a full list of country nominees, click here.