It is obviously an allegory for his motorcycle accident. It shows the never ending weekends he spent in the hospital, along with his anticipation for getting out of the public eye (which shows why he took the back seat). [youtube=http://www.youtube.com/watch?v=9FISHEO3gsM&w=500&h=412]
I actually asked a question that I needed the answer to and made the mistake of changing my avatar to Rebecca Black afterwards...