Former singer for the metal band Armored Saint, with whom he appeared
in Hellraiser III: Hell on Earth. John left Armored Saint and joined
thrash metal giants Anthrax in 1992, first appearing on their Sound of
White Noise album.
Currently, John is on hiatus while Anthrax does a whirlwind reunion
world tour with 1980s singer Joey Belladonna. After the reunion tour,
Anthrax may reunite with Bush and continue the progress made in the
late 1990s and beyond.