Yeah, Audacity is really cool. I use it to capture the audio on music videos I like on YouTube. Far's I know, you can use it to capture any audio being played on your computer. You need a plug-in to convert the wav file to mp3, but I use MusicMatch for that.
Silimtao-The Way of the Little Idea
I want to die peacefully like my grandfather. Unlike the other passengers in the car, screaming and crying. (unknown)