I woke up with a bug this morning. Something heavy. Something fuzzy. Something hazy. None of the pop-tinged alternative in my music collection seem to satiate this thirst. Then I stumbled upon these Sludge Rock gems. Sludge Rock (aka Stoner Rock, Psychedelic Heavy Metal) is a down-tuned, thicker-than-molasses branch of heavy metal that focuses on sexual topics, thumping drum patterns and guitar tone engulfed in Big Muff fuzz. I went on a quest on iTunes and ended up spening $15 amassing a nice Sludge playlist. Here are 7 recommendations if you are feeling dirty like I was: