Cookie Monster...

[roger]

since we've had a few conversations lately about Opeth and the other "growlers", I thought some might be interested in this article:
Cookie Monster

To be a true Cookie Monster vocal, said Mr. Conner, who signed some of the subgenre's biggest bands, including Sepultura and Fear Factory, "it's got to be really, really guttural. It should sound like they're gargling glass."