I'm With Stupid is on sale for $4.98 in the remainder (sale annex) section of barnesandnoble.com, regularly $11.95 for paperback. http://search.barnesandnoble.com/booksearch/isbnInquiry.asp?z=y&endeca=1&isbn=0641797001&itm=32 or http://tinyurl.com/2e8crh get it while it lasts!
