It’s all about brash hip-hop, rock, and minor metalcore touches with cocky posturing and thug attitudes. Hollywood Undead owe much of their growing popularity and exposure to social networking. “The gang”, that J-Dog and Tha Producer started, has grown to include many more members. Their album Notes From The Underground has landed them worldwide. The current single, California Dreaming, is a scathing look at the inequalities between the two sides of Los Angeles culture.