| title | ISBN-13 | year of publica- tion  | other author(s) | 
|---|---|---|---|
| Blog to Book 18 Copy Mixed FL Id | 978-1-59240-616-6 | 2010 | Professor Happycat | 
| Blog to Book 18 Copy Mixed Ppk Id | 978-1-59240-617-3 | 2010 | " | 
| Blog to Book a 12copy Mixed Prepack Id | 978-1-59240-620-3 | 2010 | Professor Happycat · Graphjam Com | 
| How 2 Be Awsum: A LOLcat Guide 2 Life | 978-1-59240-702-6 | 2011 | |
| How to Take Over Teh Wurld: A LOLcat Guide 2 Winning | 978-1-59240-516-9 | 2009 | Professor Happycat | 
| How to Take Over Teh Wurld: a lolcat guide to winning | 978-0-340-99469-6 | 2009 | " | 
| I Can Has Cheezburger | 978-0-340-97757-6 | 2008 | Eric Nakagawa · Professor Happycat | 
| I Can Has Cheezburger?: A LOLcat Colleckshun | 978-1-59240-409-4 | 2008 | Professor Happycat | 
| Itteh Bitteh Book of Kittehs 14-C Mix Fd | 978-1-59240-640-1 | 2010 | " | 
| Teh Itteh Bitteh Book of Kittehs: A LOLcat Guide 2 Kittens | 978-1-59240-590-9 | 2010 | |
| Teh Littr Boks Set: A LOLcat Colleckshun | 978-1-59240-608-1 | 2010 | Professor Happycat |