Pluto (mythology) the underworld. "Plūtō" (; genitive "Plūtōnis") is the Latinized form of the Greek "Plouton". Pluto's Roman equivalent is Dis Pater, whose name is most often taken to mean "Rich Father" and is perhaps a direct translation of "Plouton." Pluto was also identified with the obscure Roman Orcus, like Hades the name of both a god of the underworld and the underworld as a place. The borrowed Greek name "Pluto" is sometimes used for the ruler of the dead in Latin literature, leading some mythology handbooks to assert misleadingly that Pluto was the Roman counterpart of Hades. "Pluto" ("Pluton" in French
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"