GREYCELL #3

• X came up with the album name "Y" of band "Z" after seeing a bumper sticker that read, "May all your warheads Y".
•  X helped promote his wife Pam's coffee business, "Net Worth Coffee" Brokers, by creating X line of coffee and associated items.
• X holds black belts in Taekwondo and karate.He was once made a Goodwill Ambassador of the World by the World Taekwondo Federation.
• X is the only member of Z to appear on every one of band's recordings.
• Wrote the song ______ in reaction to hearing the news about the death of Metallica bassist Cliff Burton.
•  In 1992 X covered the Democratic national convention for MTV.  Identify X, Y and Z.