The Mediabistro Circus blog reports that Cirque du Soleil will perform on the second and final day of our blog network's biggest conference of the year.

While GalleyCat looks forward to the real circus acts, we will be covering a panel discussion about publishing's metaphorical acrobatics in the 21st Century: From Gutenberg to MoveableType: Publishing's Next Edition, led by PC Magazine's executive editor, Dan Costa.

Here's a long list of other highlights: "Turn your passion into a business with Tim Ferriss, author of The 4-Hour Workweek. Give your brand personality with Gary Vaynerchuck, host of Wine Library TV. Build relationships that power success with Keith Ferrazzi, author of Never Eat Alone. Create a journalism of engagement with John A. Byrne, executive editor, Businessweek.com. Create your own social network with Gina Bianchini, founder and CEO of social networking platform Ning.com. Click here to see all speakers."