Who wrote and produced Sechondhand Rapture which appeared in an HBO series?
Secondhand Rapture:  The album was written and produced by MS MR with additional production and mixing done by Tom Elmhirst. Game of Thrones (season 3): The third season of the fantasy drama television series "Game of Thrones" premiered in the United States on HBO on March 31, 2013, and concluded on June 9, 2013.
i don't know