this was posted on SM website a few days ago:
"Good news: The Host paperback is now available for pre-order. I have just heard from the publishing company that the paperback release will have a Reading Group Guide that includes the following:
New, never-before-published "bonus chapter"
An interview with Stephenie
Discussion topics and questions
Stephenie's annotated playlist"
umm... what? bonus chapter??? wth? i dont want to rebuy the book; i already have it! why is there a bonus chapter? why was it not in the hardback copies?? what am i missing??? gah!! does anyone know?