Free Comic Book Day Sneaks
The table of contents lists the artist of Kat & Mouse as Federica Manfredi, but the story lists her as Frederica.
Kat & Mouse are Katherine Foster & Mee-Seen "Mouse" Huang students at Dover Academy who also solve crimes.
Table of Contents Kat And Mouse Volume 1: Teacher Torture
Shows Chapter 4 starting on page 25 instead of page 69.
Chapter 3, Page 59. Mouse asks Kat if she wants her I.M. address.
Thing is in chapter 2, page 39, a shot of Kat's computer showed Mouse on her buddies list (although her name was missing on the next page.)