Check, Check, 1-2, 1-2: Grammy Stars Get Ready

Music's biggest night is just two days away, and from Carrie Underwood to The Black Keys, the stars of music and rhythm are doing their last-minute Grammys sound checks and rehearsals at the Staples Center in downtown Los Angeles to make sure it all goes smoothly. Watch the behind-the-scenes video…

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"I hope people enjoy it, embrace it, I hope they grab those remote controls and a cold one and enjoy it," says host LL Cool J. "It's going to be fun."

In addition to a tribute to Whitney Houston, performers on Sunday's broadcast will include Justin Timberlake, Justin Bieber, Taylor Swift, Rihanna with Bruno Mars and Sting, Jack White, Carrie Underwood, Kelly Clarkson, Frank Ocean, and Fun. Plus Stanley Clarke, Chick Corea and Kenny Garrett playing tribute to Dave Brubeck and Elton John, Mumford & Sons and more performing a tribute to Levon Helm of the Band.

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Stay tuned to ETonline for complete Grammy Awards coverage. The kudos air live from Los Angeles Sunday at 8/7c on CBS.