Credits

Right before Ben's coronation ceremony starts, the Blue Fairy learns of the VKs life in Auradon. And it isn't pleasant.
Why should they be punished for something their parents did? If doesn't seem fair to the Blue Fairy.
So, she makes everyone in Auradon see what really happens when you mess with the kids from the isle.
Credit goes to: @Ginnyrule27 and @Catwoman2518