Kacey Musgraves vamps it up at the CMA Awards

Maeve McDermott | USATODAY

Kacey Musgraves tweeted a hint about her CMA Awards performance look: lots of rhinestones.

COUNTRY Music Awards? More like CRYSTAL Music Awards. @swarovski pic.twitter.com/faDY31mASV — KACEY MUSGRAVES (@KaceyMusgraves) November 3, 2015

But on the red carpet, Musgraves is skipping the sparkles and going for pure vamp.

The country queen, who's nominated for Album of the Year, Female Vocalist and Music Video, debuted a look that's all sleek hair, red lips and plunging necklines, in a dress by St. John.

And she totally nails it:

Regardless of whether she ends up on the winner's list, expect to see Kacey on every best-dressed roundup tomorrow.