Check out "Prince Special Olympics Diamonds and Pearls Sound Check - Rehearsal" posted by Scott McCullough.

"Published on Dec 19, 2017. From the guy who shot it - Not for monetary use and intended for the fans. Footage from a press released films that never really made it out. I shot this at Paisley Park and the now demolished HHH Metro Dome. Footage was released to press and rarely seen and uncut."

Here it is:

https://m.youtube.com/wat...a_PXE5i26A