Why Did Maxie had to go and poke the bear on by getting in Lisa's face so hard?

Why did ms. ditsy blonde Maxie had to go and poke the bear by going at
Lisa so hard? She had every
Chance to just sit down and let Lisa vent her frustrations towards
everyone in the room and then get
Her say; but no Maxie had to be right and because of that Spinelli got
shot! What's with Lucky, as
Soon Mac finds out; if the writers write it; where he finds out that
Lucky was the one that started that
Fire; it will be read as Cop-Arsonist set fire to the house he grew up
in with his wife inside; he will be
Kick off the force permanently. Lucky is such a boob; I Think there is
a bit of Dr. Jacklyn and Mrs.
Hyde in Lisa; I kind of like it. But I liked it when she called
Spinelli nerd boy telling him to go into a
Elevator with Lucky, or she will shoot that bi*ch Maxie; she sounded
like a crazy mentally imbalance version of Sonny; Patrick knew better
than to sleep with Lisa; while he was married.
Robin needs to stop being in denial about him being a
"serial-cheater." That's a good term for it.
But the characters like Elizabeth, Patrick, and Maxie are the
serial-cheaters; they need flings on the
Side for it to be exciting enough for them. Was the episode exciting
enough?