Sorry, I've been feeling like crap all day.
Any who, thanks for getting that picture up. It surely is a Masonic Square and Compass with what looks like a faint "G". I'm not too familiar with MTV Canada or the studio (specifically the building history).
The Crown draws my attention a bit. You could say that it pertains to the Worshipful Master of the Blue Lodge as he wears a hat as a symbol of his position. My attention was first taken to both the York Rite and Eastern Star. Here is the apron I wear in the Royal Arch:
I have dismissed the notion that it could pertain to the Eastern Star as the Crown in the Star is an open crown and is associated only with white.