This article is a stub. You can help Witch and Wizard Wiki by expanding it. Gabrielle Charbonnet, also known as Cate Tiernan (her pen name), is an American author. She has co-written two of James Patterson's novels: the first being Sundays at Tiffany's and the second being Witch & Wizard. Retrieved from "https://thewitchandwizard.fandom.com/wiki/Gabrielle_Charbonnet?oldid=5432" Categories: Article stubs Authors Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.