After Holly's death in 1959 the band continued to tour and record with different vocalists, releasing new material into the 21st century.
Due to the limited cast, most songs were rearranged to be performed by different vocalists than those who originally did so.
Basically he wanted to find different vocalist's to sing the different songs, but ended up singing all of them himself.
The project is known to have had, at least, three different vocalists, but the names of the first two vocalist have never been revealed.
It was during this time that Daniel continued work on his own collaborative album, which would feature the likes of many different vocalists.
The song is a duet with different female vocalists in different parts of the world.
Homme has said that this was an experiment to show how two different vocalists would treat the same piece of music.
It's like having three different vocalists onstage at times.
Though the song is not a duet in the purest form it has two different vocalists.