Sundowning is the debut full-length album by Long Islandhardcore punk band This Is Hell. The title refers to the sundowning associated with dementia that is common in Alzheimer's disease.[citation needed] The success of the album landed This Is Hell in the "100 Bands You Need To Know for 2006" in popular music magazine Alternative Press.[2]Daryl Palumbo lends his vocals to the track "Procession Commence" and it is the second time Palumbo has provided guest vocals for a This Is Hell release.