"Two Black Cadillacs" is a song by American recording artist Carrie Underwood, taken from her fourth studio album, Blown Away. The song served as the album's third single on November 18, 2012 through Arista Nashville. Written by Underwood, Hillary Lindsey, and Josh Kear, "Two Black Cadillacs" is a country pop song with lyrics addressing the story of two women who, when they realize they are both involved with the same guy, set aside their differences and decide to kill him. It was produced by Mark Bright, and the instrumentation was compared to songs by Dixie Chicks and Miranda Lambert.

Upon its release, "Two Black Cadillacs" was met with positive reviews from music critics, who praised its story and Underwood's versatility as an artist. Commercially, the song was successful. In the United States, it reached number two on the Billboard Country Airplay chart, and also reached number 41 on the Hot 100. "Two Black Cadillacs" was certified Platinum by the Recording Industry Association of America (RIAA), denoting sales of over one million units in the country. The song also charted in Canada at number three on the Country chart and at number 52 on the Canadian Hot 100.

The accompanying music video was directed by P.R. Brown, and filmed in Nashville, Tennessee. The video draws inspiration from Stephen King's novel Christine, and shows how the wife and mistress kill the cheating husband with a black Cadillac. It was nominated for Video of the Year at the 2013 Academy of Country Music Awards. Underwood has performed "Two Black Cadillacs" in a number of live appearances, including at the 55th Annual Grammy Awards, where various images were projected onto the singer's gown, and at the 2013 Country Music Association Awards, in a medley with "Good Girl", "See You Again", and "Blown Away". It was also performed during the Blown Away Tour.

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