Many in the fine art world separate themselves from what they consider to be lowbrow art.
http://en.wikipedia.org/wiki/Lowbrow_%28artmovement%29
Hi-Fructose magazine which debuted in 2005, focuses on lowbrow art.
http://hifructose.com/
Juxtapoz magazine is a significant lowbrow publication, functioning as a sort of journal of the movement
http://www.juxtapoz.com/
ArtBabble brings art content from different places and perspectives together, easily accessed and found. Link Below.
http://www.artbabble.org/
http://www.artbabble.org/