A choreographer who worked with Michael Jackson on his This Is It tour before his sudden death has shared details of the concerts that never got to happen.
Fans were heartbroken back in June 2009 when the King of Pop died from a heart attack caused by an overdose at his rented Los Angeles mansion.
The star had been due to kick off an eight month residency at the O2 in London just two weeks later with a proposed farewell tour.
