The official book trailer for Cassandra Clare's book City of Heavenly Fire has finally been released! In the trailer Sophie Turner of Game of Thrones quotes Romeo and Juliet in a voice-over. City of Heavenly Fire is due to be released May 27th in the U.K. See the clip below.

We all knew that Cassandra Clare was scheduled to be in the UK for the international release of her last novel in her Urban Fantasy YA series 'The Mortal Instruments', however it was announced yesterday on her Tumblr that there would be a special Launch Party in London in May. Read more below.