While I still have a desire to own a Philips Living Colors lamp (Amazon Link), the cost is slightly prohibitive for what is in essence an accent lamp. Over Christmas I received a new LED lighting kit for my car, and I had the old LED tubes lying around my garage. An afternoon of creativity later (mostly spent finding an acceptable AC adapter to power the thing) yielded my new Color Changing, Sound Reactive, Globe Lamp.
Here you can see it's internal workings (slightly modified now, the top section is now unobstructed so the light shines brighter.
And it doesn't make a whole lot of sense without the video: