Revenge
To her point, what she did worked. People felt very uncomfortable and left the gallery shortly after the incident. They didn’t understand what had gone down, but it was a very bad look for Britto who was totally embarrassed. On top of that, he was very mad at Madelyne for her actions.
In his mind, she had just stormed into his gallery for no reason and made a scene to ruin him. He didn’t even think twice about why she could be mad at him, his ego was hurt badly at the moment and his show was over. But the fight for the truth was just beginning.