Amazon has just announced a new partnership with MGM Studios that's set to bring hundreds of additional TV and movie classics to Amazon Prime Instant Video. This includes such hits as The Silence of the Lambs, Species, Rain Man, Stargate, and The Terminator. This brings the total of Amazon's offerings to over 18,000 movies and television episodes that you can stream to your Xbox 360 and other devices, all included in the price of your Amazon Prime membership.