This Goosebumps book is a must-have for any dedicated collector of RL Stine or Tim Jacobus's work. This particular copy of "Welcome to Dead House" has been authenticated by James Spence (JSA) and comes with a certificate of authenticity. The book has been signed by both RL Stine and Tim Jacobus, making it a truly unique addition to any collection.

This book is an original copy and has not been modified in any way. Its value is increased by the fact that it has been signed by two celebrities in the industry. This is a one-of-a-kind item for any fan or collector of Goosebumps and is a great addition to any personal collection.