"Harry Potter and the Chamber of Secrets" leads a new pack of movies for the fall season. Joel Siegel previews the upcoming flicks. ent_mov_harrypotter2.jpg home Fall Movie Preview http://abcnews.go.com/sections/GMA/videofiles/Video/020906siegel_video.ram 10313636837190 abcnews.gif video.gif http://abcnews.go.com/sections/GMA/videofiles/Video/020906siegel_video.ram 10313636837191 PLAY lock_icon.gif lock_icon.gif lock_icon.gif big_headline