Rob endures another long night in Toronto working on his new film, but was his lady love Kristen there to keep him company?

Robert Pattinson is gradually completing work on his latest film, Cosmopolis, and July 6 the young actor had to go through another grueling night session.

The difference this time, though? Kristen Stewart girlfriend may be in Toronto to keep you company!

Kristen was not spotted in these latest set…