Audible Inc., the world's largest seller of downloadable audiobooks, is getting ready to release a new version of Chinese military strategist Sun Tzu's "The Art of War," featuring the narration of Aidan Gillen from "Game of Thrones." ( NEW YORK - A new audiobook recording of Sun Tzu's "The Art of War" will soon be available with the perfect narrator - the scheming royal adviser Littlefinger from "Game of Thrones."