Kacey Musgraves and Katy Perry 's CMT Crossroads episode doesn't premiere until June 13, but a sneak peek of their duet on Katy's song "Roar" is now posted at People.com .
In addition to that pop hit, Kacey and Katy trade vocals on Kacey's breakthrough single "Merry Go Round" and later hit "Follow Your Arrow." Covers of Bonnie Raitt 's "I Can't Make You Love Me" and Dolly Parton 's "Here You Come Again" round out the Crossroads set list.
This installment of CMT Crossroads marks the show's 50th episode.
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