This month's free book is "Tim and Tom", about the comedy act of Tim Reid and Tom Dreesen, written by them and Tom Rapoport. You'll need to provide your email address, they send you an email with the link to the free book.
http://www.press.uchicago.edu/ebooks/free_ebook.html
I don't know how I gave this a thumbs down. Moderators, feel free to remove it.