“If Peter Jackson does make a movie of the prequel to ‘The Lord of the Rings,’ we’ve got the script. An Isthmus Playhouse full of fans certainly appreciated the world premiere of Allison Campbell’s stage adaptation of J.R.R. Tolkien’s ‘The Hobbit’ Friday night. Campbell set out to use as much as possible of Tolkien’s original dialogue because she found other versions lacking. The 26-year-old English major and publicist for CTM Madison Family Theatre has succeeded in creating an authentic theatrical rendition of the children’s book. Justina Vickerman, props designer as well as production and stage manager of ‘The Hobbit,’ helped with the writing…”