Dolly Parton and Beyoncé … and Old Blue Jeans? Parton’s goddaughter appears on made-for-radio cut “II Most Wanted,” off the second act of Beyoncé’s album trilogy, Cowboy Carter.

Dolly and Jolene, the mythical beauty Parton worries will steal her man in Parton’s song of the same name. The Jolenes wear racy animal prints and tight jeans and slit skirts, while the Dollys ...