[Prue smiles a little in spite of herself. She can always count on Phoebe to get right down to business. Another hug it is.]

Ah- no, not really. [SUBJECT CHANGE YES] It's not like I meant to turn half the city upside-down, that's just what happened. [She puts a hand on Phoebe's back to guide her to the street.] My magic interacted weirdly with the power of the Core. We have to be careful with the wording on our spells here.