here is a link to download bunch of NEPALI songs

1)  http://bigcollectionofsongs.blogspot.com/2008/03/nepali-old-songs-evergreen-songs-1.html

2)  http://kyamazza.blogspot.com/search/label/nepalisongs

3) http://www.archive.org/details/NepaliPopularSongswww.theworldnepal.blogspot.com

Enjoy.