‘This Is It’ Dates to Jackson Collaboration With Paul Anka

Contains identical vocal and piano line as the duo's “I Never Heard,” recorded for an Anka album.

Though officially released less than 24 hours ago, Michael Jackson's first posthumous single, "This Is It," has turned out to not be so new after all. After rampant speculation Monday that the song has decades-old roots, a representative to the special administrators for the Jackson estate has confirmed that "This Is It" was originally co-written with Paul Anka in the early '80s.

Read more at the Los Angeles Times.