Harrowing of Hell refers not merely to the idea that Christ descended into Hell, as in the Creed, but to the rich tradition that developed later, asserting that he triumphed over "inferos", releasing Hell's captives, particularly Adam and Eve, and the righteous men and women of the Old Testament period. In Classical mythology Hades is the underworld inhabited by departed souls and the god Pluto is its ruler. The New Testament uses the term "Hades" to refer to the abode or state of the dead. In some places it seems to represent a neutral place where the dead awaited the death, burial, and
What the Hell was "starved of affection from the one she truly loves." Lavigne described the song as "more reminiscent of some of my old pop rock stuff", calling it her "most pop track on the record" and the least personal song from the album. "What the Hell" has received positive reviews from music critics, who have noted similarities between "What the Hell" and Lavigne's previous single, "Girlfriend". Gil Kaufman of MTV.com stated "What the Hell" has "rousing cheerleader energy" and an "infectious groove and peppy vibe". Jody Rosen of "Rolling Stone" magazine said "the music is easily some of Avril's catchiest yet",