Yeah, it's true that the vocals do sound a bit odd, but they are awesome. Here are some videos
Never know why(the last verse is by Immortal Technique though)
http://www.youtube.com/v/QA8wzjtI_Oo
The Gates
http://www.youtube.com/v/EyA7Hhqv2n4
I can't find "Brain Cell" and "America loves Gangsters" on youtube.
Sweet name thumbup;
The high pitched voice in the first one reminds me of Scooter, who are awesome btw.
But I don't like it.