Welcome to a very special edition of Back Tracks! For this week's Friday Feature, Mike took a look back at the music of Psycho. One of the few films still retaining the power to shock and thrill after some 50 years, the repercussions of Alfred Hitchcock's masterpiece are still felt today. And its musical legacy, enhanced via some very controversial sequels and remakes, encompasses some of the greats, with Jerry Goldsmith, Danny Elfman and Carter Burwell all having built on the foundation laid by