Gates of hell unearthed by Italian archaeologists is said to be the entry gate to the Underworld; it is linked to the Greco-Roman mythology and tradition. Rivers Cocytus, Lethe, Phlegethon and Styx were also entrances to the Underworld. The god Hades kidnapped the goddess Persephone from a field in Sicily and led her to the Underworld through a cleft in the earth so he could marry her. Into the medieval period, Mount Etna on Sicily was considered to be an entryway to hell. The gates of hell were commonly depicted as jaws, forming the Hellmouth, which was simultaneously the entrance to hell and
What the Hell it encompasses the pop-rock sound Avril has been creating over the years". McDaid goes on to say that it is "definitely a song that reflects the older, more fun loving Avril Lavigne." Holly Thomas of "Frost Magazine" believed that the song lacked maturity and described it as "irritating", but she praised the song for its lyrics and theme. Kirsten Coachman of Blogcritics simply said that people could easily relate to it. McDaid and Thomas all agreed that some might find the song annoying. Jonathan Keefe from Slant Magazine was more positive: "Martin ensures that lead single "What the Hell" explodes