I love trailers that use interesting pieces of music. The latest that has been haunting me is Salmon Fishing in the Yemen. It reminds me of Arcade Fire's that was used in the Where the Wild Things Are trailer. What's even more ironic is the video reminds me of Wild Things!
Radical Face: Doorways (http://www.youtube.com/watch?v=vE2Urfcrfbw#ws)