It's been 15 years since the death of Michael Jackson, the King of Pop. His music is singular, with blockbuster hits like "Thriller"... (SOUNDBITE OF SONG, "THRILLER") MICHAEL JACKSON: (Singing) ...

Morrison says it was a dramatic departure from Michael's previous solo albums and his work with The Jackson 5. "Off the Wall was the first record where we hear Michael Jackson exercising full creative ...

Michael Jackson turned his most vulnerable ballad into a worldwide No. 1 hit that still resonates 30 years later.