In the song what Else can I do Isabella experiment with her powers and finds out she can create plants with different color pollen which leads into the confrontation between Mirabel and Alma. And the collapse of the house. What Else can I do, the collapsing and the dying of the miracle and dos Oruguitas all happens within minutes of each other.
The last lines in the song is this: Mirabel looks into the doorknob and see her reflection and sings me all of me. And by accepting their mistake and treating Mirabel as part of the family the magic is reborn and gifts are restored
Bro, the person who did the captions for that video has no concept of grammar or punctuation, and must have some hearing problems, cause so many of those lines were wrong.