Nepali classical popular music embraces a vast range of musical forms, from specific Nepali culture musical tradition heritages to Adhunik Geet (‘Modern Songs’), cultural festival related (such as the Teej), to Dohori (folk songs — of which there are many particular families associated with Nepali ethnic cultures).
Some useful links:
About the music of Nepal.
Nepali Folk Classical Instrumental music audio links.
Nepali Pop and Rock Songs …. Nepali Classical songs.