YouTube-mp3.org is the easiest online service for converting videos to mp3. You do not need an account, the only thing you need is a YouTube URL.It will start to convert the audiotrack of your videofile to mp3 as soon as you have submitted it and you will be able to download it.You can use it with your Mac, a Linux PC or even an iPhone. All the conversions will be perfomed in high quality mode with a bitrate of at least 128 kBit/s.

How to: convert a youtube video into mp3 

Step 1: GO to Youtube.com

 

Step 2:Select and play a video of your choice

Step 3:Click the Right mouse button by plcing the mouse on top of the video and select Copy Video URL

Step 4:Now go to www.youtube-mp3.org\

Step 5:In the colum that you see below in the image, Right click and Select paste

Step 6:Now click Convert video

Step 7:A new dialog box appears,Click Download from the Box.

Thats all!Your youtube video is now in mp3 format.. Enjoy Friends....