Paul McCartney, Ringo Starr, Mick Fleetwood and Peter Frampton this week.The country icon’s new take on the classic Beatles track features on her forthcoming 49th solo studio album, ‘Rockstar’.“My new ‘Rockstar’ single, “Let It Be” is dropping this Friday!” Parton wrote on Twitter. “This song is really special to me because I’m joined by @PaulMcCartney who wrote the song, along with @ringostarrmusic, @peterframpton and @mickfleetwood.”Fans can access an exclusive preview clip of the cover by signing up to Parton’s official newsletter.The original version of the song appeared on The Beatles’ 12th and final album in 1970.My new ‘Rockstar’ single, “Let It Be” is dropping this Friday! This song is really special to me because I’m joined by @PaulMcCartney who wrote the song, along with @ringostarrmusic, @peterframpton and @mickfleetwood.