How did the author come up with the idea of the sister switch?
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The Sister Switch

The Sister Switch
La discussion entre lecteurs est ouverte maintenant. Un auteur vérifié pourra intervenir après avoir revendiqué ce profil.
How did the author come up with the idea of the sister switch?
Did anyone else feel connected to the way the story shows siblings understanding each other's perspectives?
The humor in the book made me smile, but were there any jokes or moments that the author was particularly excited to include?