Jonathan Fahnestock AKA Tumor is best known as the bass player for Snot, he later played in Amen and Noise Within. Released an album with Lo-Pro and in 2005 he formed Three Thirteen Merch, a clothing outlet. He has rejoined Amen, and has just finished up a 'secret-no bullshit-no barricades' tour round the UK, with Casey Chaos, playing more intense gigs than ever before.
He is currently also playing in NOISE WITHIN, a band with singer Boris Bouma (Epidemic), guitarist Aaron Slipp (Prong, Tad), and drummer Tommy Sickles (Nothingface). The group played its first scathing live show on June 20, 2008.
In the late 1980s/early 1990s, Fahnestock played bass with drummer Shannon Larkin (now with Godsmack) and guitarist Jay Abbene (both with Wrathchild America at the time) in a project known as Kiddie Porn. Kiddie Porn released two independent recordings, "A Gift of Hate" and "Conflict of Mind".
He also was in the short-lived band Mothra with frontman Jasan Radford and guitarist Levon Sultani (both from OneSideZero) and drummer Roy Mayorga of Soulfly and Stone Sour fame.