Yeehaw! Stars like Hayden Panettiere, Kelly Clarkson, Nicole Kidman, and Matthew McConaughey have all stepped out of their comfort zones to get into the Nashville groove. Click through to see some famous faces that have gone country!
The actress and mom of two — married to British rocker Chris Martin — couldn't believe the positive reception to her "Country Strong," the title, country-twanged track from 2010's movie of the same name. "I'm so humbled," says Paltrow, who worked with music vet Vince Gill on the tune.
Related: Country Stars: Where Are They Now?