So she can use Jelly's power after all. Just not very well enough, or maybe Jelly didn't have that much power to begin with.
I see Celestria has shaped up pretty nicely as Jelly II's best frenemy. It's so cute to see them getting along.
Kid's just choking, right? Well, if it's actually poison... aside from an opportunity for our slime girl to show off her power, someone's gonna be in trouble for sure. A conspiracy for sure. Someone wanting to kill two saints and the orphanage kids at once?