It looks like three of them played in the same MTT on Full Tilt on Feb. 2 -- 1forthethumb, mariojr, and full_tilting. Obviously, whether they were ZeeJustin'ing is irrelevant to whether they ever sat together in cash games, but it makes me wonder if anyone would try to use MTT bots.
Edit: link
http://www.officialpokerrankings.com/ful...37549B3F15.html