rip music from DVD

Check this out.

http://www.ambrosiasw.com/utilities/wiretap/

 

Also try this:

http://www.rogueamoeba.com/audiohijack/

 

You can also do this with Toast 7.

Put VIDEO_TS folder from concert DVD on desktop.
Launch Toast.
Select Video tab, choose DVD-Video in drawer.
Click on Media option in drawer.
Select DVD from pop-up list.

You will see a list of the DVDs titles and chapters.

Drag/drop any title or chapter into the main Toast window.
Click the Export button at bottom of Toast window.
Export "for iTunes" to strip out the audio from a video.