Jim Henson's "Fraggle Rock" is coming to the big screen. The 1980s cult hit TV show is being developed by Ahmet Zappa -- younger son of Frank Zappa -- into a full-length live-action musical fantasy starring the classic characters. "(Zappa) recently created his own fantasy property ('Mighty McFearless'), and we had him in to talk about books and movies," said Lisa Henson, who serves as co-CEO of the Jim Henson Co. with her brother, Brian. "During that conversation, I had an intuition that he might be a 'Fraggle Rock' fan. He jumped out of his seat when he heard our...