"This Is It," the first song from the Michael Jackson music documentary
will debut on the late singer's official Web site
at midnight on Sunday, the Associated Press
The song plays during the closing credits of the film, which is scheduled for a two-week limited theatrical release beginning Oct. 28. The documentary, also called This Is It
, features rehearsal footage from Jackson's planned London concerts.
The new track will feature backing vocals by Michael's brothers, The Jacksons. It will also be featured on a companion two-disc CD set comprising remastered Jackson classics like "Thriller" and "Billie Jean."
The documentary's release comes four months after the pop star's June 25 death in his Los Angeles home.