Due to overwhelming demand, Led Zeppelin's concert film, Celebration Day, a document of their 2007 reunion in London, will be shown in theaters again, this time on November 13th. The band's website has been getting 100,000 hits a day from fans -- 46,000 searches for local show times and 4,000 requests -- to bring the film back for one more night following its first run on October 17th when it was shown in 15,000 theaters around the world.