Text-to-sing? Sorta...

http://www.sr.se/P1/src/sing/index.htm#

Wow, lot of work to cut out songs! >_<

cool

This is actually quite old, although the site has changed since I last saw it...

Here's a post about it from 2003:

http://tankboyprime.blogspot.com/2003/11/they-do-all-work-for-you-want-most.html