 I mean, really, think about it. How else could they have been so oblivious to what was going on, I guess as planned, right over their heads? We do know, at least, that the patsy was able to crawl up on the roof and stay there in plain sight for half an hour or so. There are multiple sources, multiple videos, and it looks like he may have even climbed up more than once. Hey, there's nobody paying attention down below. Why not?