I reckon you did the right thing
Everyone carries a camera these days, I would've got a pic of the spankcarrot and done it really obviously too and taken pics of his vehicle
Not that the cops are good for anything but I reckon lay a complaint - people behaving like fuckwits shouldn't have access to firearms
If he's that much of an arse to three armed guys, how often do ya reckon he slaps the missus around?