Postmortem Crafts

Attached the wrong mount to the wrong display. And now I'm terrified I'm going to break it if I try to remove it. Say a prayer for me please.

Do people message larger expos/conventions or big businesses to give their opinions on how they should run their business? Or is it only smaller markets and small businesses that people feel it's okay to give their unwarranted and sometimes rude opinions about how business should be ran?