1) Treehouse is a Screamo / emo band from Salt Lake City.
Their music is available free at:
http://treehouseslc.bandcamp.com/
http://www.facebook.com/TreehouseSLC. 2) Treehouse is a post-emo band from Hillsborough, New Jersey.
Their music is available at for free download at
http://treehouserock.bandcamp.com/
http://www.last.fm/music/+noredirect/Tree-house 3) hobart alt rock/lofi pop 4) a hip-hop band from Chicago
Their music can be found at:
http://treehousehiphop.bandcamp.com/

Read more about Treehouse on Last.fm.