(AP) - Carrie Underwood and Steven Tyler have re-united. Underwood joins Aerosmith on their new album, "Music From Another Dimension!"

The two duet on the country-tinged ballad "Can't Stop Lovin' You." The pair first got together at the 2011 Academy of Country Music Awards where they sang Underwood's "Undo It" and Aerosmith's "Walk This Way" in a surprise duet.

The pair also teamed up for a pre-Super Bowl edition of CMT "Crossroads" earlier this year. There's no word yet if the song will be released to country radio.

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