Big Spoiler alert


 for all you skeptics that don't believe there is a video

pic 1 is RJ/McAllister pointing a gun at PJ while Bertram lies dead on the floor

https://pbs.twimg.com/media/BZraSGuCMAAbrte.jpg:large

Pic 2 is of PJ throwing a pigeon at RJ after he'd given him bread crumbs, giving him time to pic his gun up from under the seat were he placed it in episode 7. 

https://pbs.twimg.com/media/BZrabqNCIAARVdC.jpg:large

Ladies and gents, I rest my case.