Labour MP Ginny Andersen had to step in and call for respectful dialogue.
National MP Simon Brown has taken on the Mongrel Mob.
The Thirsty Whale Bar got caught in the crossfire two weeks ago.
Note registration numbers and film the behaviour.
Police Minister Poto Williams said National and ACT voted against the Govt's law changes to tighten eligibility.
The event is scheduled for Saturday 27 February.
"There's only one person that reprimands me, and that's Natalie Bridges."
The head of the police says its list of known gang members is not a statistical measure.
Twelve search warrants have been carried out during this targeted operation.