Enter "cd+g karaoke creator" into Google, and well over 2 million results will pop in. Save the money, stick the cast recording in there, and get the track yourself. It may not eliminate all vocals, but on the positive side, the vocals that are left over may give an added boost to what's already on the stage and give it a fuller sound.
Formerly gvendo2005
Broadway Legend
joined: 5/1/05
Blocked: After Eight, suestorm, david_fick, emlodik, lovebwy, Dave28282, joevitus, BorisTomashevsky, Seb28