Three bands called 'Hills', one from LA, one from Sweden and one from The Netherlands Hills from LA play cool surf rock and are impossible to find online apart from here:
http://hillstheband.bandcamp.com/ Under the guise of Hills, singer songwriter Anne-Maarten van Heuvelen plays rootsy songs.
http://www.hills-music.com/ Hills formed as a 3-piece in Gothenburg, Sweden 2006, aiming to make music that focuses on the groove/sounds and rhythm instead of the lyrics/message and classical songwriting structures.

Read more about Hills on Last.fm.