Dīs Pater Dīs Pater Dīs Pater (pronounced ) was a Roman god of the underworld. Dis was originally associated with fertile agricultural land and mineral wealth, and since those minerals came from underground, he was later equated with the chthonic deities Pluto (Hades) and Orcus. "Dīs Pater" was commonly shortened to simply Dīs and this name has since become an alternative name for the underworld or a part of the underworld, such as the City of Dis of Dante's "The Divine Comedy", which comprises Lower Hell. It is often thought that Dīs Pater was also a Celtic god. This confusion arises from
What the Hell from the album. The song was premiered on 31 December 2010 on "Dick Clark's New Year's Rockin' Eve" during a pre-taped segment along with a performance of "Girlfriend". Lavigne described "What the Hell" as "a really fun, upbeat party song, so it worked out really well to play it for the first time on "New Year's Rockin' Eve"." The following day, "What the Hell" was available as a free download for 48 hours from Lavigne's official Facebook page. "What the Hell" has been described as "bubblegum pop-punk" and synthpop song. The song has been compared to previous Lavigne's single, "Girlfriend"