Plus: Chris Evans, Hugh Jackman, 'Game of Thrones' cast
Kristen Stewart, Robert Pattinson and Taylor Lautner
Who: Kristen Stewart, Robert Pattinson and Taylor Lautner
Why they were there: Um...no one knows, really. Oh wait -- "Twilight!" The trio (plus other cast members) attended a press conference and a panel for the upcoming two-part finale of the franchise, "Breaking Dawn." Part I opens nationwide November 18.