U.S. Girls is the moniker used by Megan Remy. She has released two full length LP's on the Siltbreeze label, 2008's 'Introducing...', and 2010's 'Go Grey'.
http://usgirls.bandcamp.com/
https://myspace.com/usgirlsss
http://yousgirls.blogspot.com.es/
http://www.discogs.com/artist/1129912-US-Girls