There is more than one artist named Nervous:

1. Dark ambient project by the Canadian artist who also records as Contra, Strider etc.

2. Indie rock band from Yogyakarta, Indonesia. www.soundcloud.com/wearenervous

3. Oakland based rock band. Sounds like Unwound covering Mudhoney through an Echoplex. 3 song demo available at nervoussongs.bandcamp.com in both digital and physical (cassette) formats.