Here it is ... a KEY piece of the video at the center of the Patriots SpyGate II scandal -- and it's reallllllly bad for the Pats.
The footage, obtained by NFL on FOX's Jay Glazer, shows the moments the Patriots video crew is confronted by Cincinnati Bengals security last weekend over concerns the crew was illegally shooting video of their sidelines.
During the exchange, you can hear Bengals security express major concerns over the video -- since it REALLY looks like the videographer was SPYING!!
Remember, the Patriots say the video team was tasked to shoot a behind-the-scenes segment on an advanced scout for a show on the Pats website called "Do Your Job.