Conversation so far:
What is one of the awards Shawn Michaels got?
Shawn Michaels won the Slammy Award for Moment of the Year for his match against The Undertaker at WrestleMania XXVI.
Did Shawn Michaels help create a DVD?
In June 2011, Jim Ross, Shawn Michaels and Bret Hart announced that the three were working on a DVD chronicling the careers of Hart and Michaels.
Did Shawn Michaels wrestle the undertaker?
At WrestleMania XXVI, Shawn Michaels lost to The Undertaker and, as a result, he was forced to retire due to the match stipulation.

Question: What was the subject of the DVD?
Self-contained rewrite: What was the subject of Shawn Michaels' DVD?