CDs with lables that make them look like old vinyl records . You could also set up an old RECORD PLAYER and have REAL VINYL records for guests to play. Ooooh, perhaps even give the records as Wedding favors?
Let's pour one out right now for all the personalized matchbooks and mesh-wrapped Jordan almonds of the world. They get left behind on wedding reception tables and probably tossed in the trash at the end of the night.
Write you names and wedding date on a wood heart and frame it. Have your guests sign smaller hearts and drop them via a small slot on the top. What a cute and unique guest book idea that you can display after your wedding.