Now here's one that always polarises opinion.
The vocoder/autotuner effect isn't everybody's cup of tee, but (if you haven't heard it before) stick with it. I find it an incredibly peaceful track.
Knowing she's a classically trained singer helps!
Like Laurie Anderson's "Oh Superman" but much "warmer".
Still, quite unique and strangely addictive...........
Imogen Heap - Hide and Seek