sentences:  In 2002, the label released an EP of the "hydro-grind" band Cephalic Carnage; a single 19-minute track entitled "Halls of Amenti".The following year, Willowtip released Ion Dissonance's debut "Breathing Is Irrelevant".In an interview, Jason Tipton stated that one of the Willowtip's most significant releases, is the 2004 re-issue for Necrophagist's "Onset of Putrefaction"; as the band and record label experienced some difficulties to get the rights back for the album.