I'm happy to introduce Katy Chen, who is videoblogging BlogHer Conference '07. Katy somehow managed to be everywhere on Day One of BlogHer '07. Here's a viewer guide to her vlogs -- and I encourage anyone else who vlogged the day to link their pieces below. Thanks!

BlogHer07 Welcome!
Why are you at BlogHer 07?
Favorite Day 1 BlogHer Sessions