The documentary about the late Michael Jackson’s last days before his upcoming London concert series "This Is It" is set to open in theaters on October 28, but already now you can check out behind-the-scenes footage of the King of Pop performing his 1983 hit "Human Nature."

The video shows MJ practicing the choreography and singing on stage in front of his crew. Check out the video and let us know what you think, does it make you want to go see the documentary "This Is It"? Drop us a line.