Photos of Grammy Nominees and Performers at Preparties in LA

The Stars Prep Their Vocal Chords For the Grammys

While Justin Timberlake and T.I. were filming their new music video yesterday, some of the other Grammy performers and nominees were in LA getting ready for the big show. Jennifer Hudson practiced for Saturday night's Clive Davis party, where she'll be performing a duet with a surprise guest before taking the stage again Sunday. Presenter Jack Black tried on a fun hat, while the Jonas brothers — who are up for Best New Artist — signed autographs. Nick Lachey and Jordin Sparks both had smiles on their faces as everyone enjoyed the pre-Grammy celebrations. Don't miss our live red carpet love it or hate it polls and Grammy coverage this Sunday as soon as the festivities begin!

To see more photos including Leona Lewis, Kid Rock, Faith Hill, and others just read more.

Images include: Jennifer Hudson, Leona Lewis, Jordin Sparks, Nick Lachey, Kid Rock, Kathy Griffin, Jack Black, Billy Bush, The Jonas Brothers, Faith Hill, Lisa Rinna, Kristen Cavallari, Sway, Greg Grunberg, Clive Davis, Elliott Yamin