Wolfman Bare Chest

 is Grenda's mother's age inappropriate romance novel. It has 39 books in the series including the first book.

History
Grenda took it to read aloud with Mabel and Candy at a sleepover, even though "Mabel" at the time was actually Dipper in Mabel's body.

Excerpt
"My name's Gerard. I'm a werewolf, creature of the night. But I'm also a creature of passion."

- Wolfman Bare Chest