6 books in series
Bart Simpson's Treehouse of Horror
Bart Simpson's Treehouse of Horror is a 6-book series with 6 primary works first released in 1999 with contributions by Jeff Smith, James Robinson, Mike Allred, and Matt Groening.
Bart Simpson's Treehouse of Horror is a 6-book series with 6 primary works first released in 1999 with contributions by Jeff Smith, James Robinson, Mike Allred, and Matt Groening.
