So, I did my now near-hourly stalking of Bones Spoilers, and they had a link to Bonespedia, which has FIVE SNEAK PEAKS TO THURSDAY'S EPISODE!  Linky Link: http://www.bonespedia.com/2011/11/spoiler-sneak-peeks-701-memories-in.html

( A very spoilerific freak out. MANY SPOILERS. You are warned. )