UPDATE 7/7: Comic-Con has released its full schedule for Thursday:
11:15-12:15 The Twilight Saga: Breaking Dawn Part 1— Summit Entertainment presents a sneak peek at the highly anticipated next chapter of The Twilight Saga. This is a must see for fans interested in the story's final chapters. You'll see exclusive footage from The Twilight Saga Breaking Dawn Part 1 and be treated to a filmmaker and cast Q&A session providing details on the first half of the epic two-part finale. Hall H
It's an announcement that is expected any day now.. Rob is likely going to Comic-Con. While Taylor has been confirmed to be there, E Online's Marc Malkin says you can expect to see Rob there as well:
While there's been no official word of who will be on the panel, I'm told Robert Pattinson, Kristen Stewart, Taylor Lautner and director Bill Condon are set to be there.
Read the rest at Marc's blog, and if you're headed that way start planning your adventure inside the exhibit hall. We suspect you'll be heading straight to 4029. More info as we get it!