What is this paper bag doing on Jean Béliveau's head?

As the Habs lurch from one crisis to the next, the misery of this season appears to have become contagious. First it affected swaths of the team’s fan base, and now it appears to be affecting Jean Béliveau. 
The Canadiens legend, who passed away in 2014, has not actually witnessed this season. His statue outside the Bell Centre, however, has not managed to escape unscathed.
The statue, which regularly watches over dejected fans trundling home, appears to have started off the da