Editing Avril Lavigne (section)

===2004–2005: ''Under My Skin''===
[[File:Avril Lavigne in Burnaby, 2004.jpg|thumb|right|upright|Lavigne in [[Burnaby]] during her promotional tour for ''[[Under My Skin (Avril Lavigne album)|Under My Skin]]'' in 2004]]
Lavigne's second studio album, ''[[Under My Skin (Avril Lavigne album)|Under My Skin]]'', was released in May 2004 and debuted at number one in Australia, Canada, Japan, the UK, and the US.{{r|yahoojenison}} The album was certified five-times Platinum in Canada<ref name=MusicCanada>{{cite web |url=https://musiccanada.com/gold-platinum/?fwp_gp_search%3Dlavigne |title=Gold/Platinum – Music Canada |access-date=April 14, 2015 |url-status=live |archive-url=https://web.archive.org/web/20150714131938/http://musiccanada.com/gold-platinum/?fwp_gp_search=lavigne |archive-date=July 14, 2015}}</ref> and has sold 10 million copies,<ref>{{cite news |url=http://www.dailyrecord.co.uk/entertainment/music/music-news/avril-lavigne-madonna-is-my-idol-1091758 |title=Avril Lavigne: Madonna is my idol |newspaper=[[Daily Record (Scotland)|Daily Record]] |date=January 10, 2011 |first=Rick |last=Fulton |access-date=January 2, 2016 |archive-url=https://web.archive.org/web/20131112175820/http://www.dailyrecord.co.uk/entertainment/music/music-news/avril-lavigne-madonna-is-my-idol-1091758 |archive-date=November 12, 2013 |url-status=live }}</ref> including 3.2&nbsp;million in the US.<ref name="Billboard-July2013">{{cite magazine |url=https://www.billboard.com/articles/columns/chart-beat/1569263/ask-billboard-why-do-some-songs-fade-out-and-others-end-cold?page%3D0%2C3 |title=Ask Billboard: Why do Some Songs Fade Out and Others End Cold? |magazine=[[Billboard (magazine)|Billboard]] |archive-url=https://web.archive.org/web/20161023145426/http://www.billboard.com/articles/columns/chart-beat/1569263/ask-billboard-why-do-some-songs-fade-out-and-others-end-cold?page=0%2C3 |archive-date=October 23, 2016 |url-status=live |access-date=July 9, 2013}}</ref> Lavigne wrote most of the album's tracks with Canadian singer-songwriter [[Chantal Kreviazuk]], and Kreviazuk's husband, [[Our Lady Peace]] front man [[Raine Maida]], co-produced the album with [[Butch Walker]] and Don Gilmore. Lavigne said that ''Under My Skin'' proved her credentials as a songwriter, saying that "each song comes from a personal experience of mine, and there are so much{{sic}} emotions in those songs".{{r|ledgermoody}} "[[Don't Tell Me (Avril Lavigne song)|Don't Tell Me]]", the lead single off the album, reached the top five in the UK and Canada and the top ten in Australia. "[[My Happy Ending (song)|My Happy Ending]]", the album's second single, was a top five hit in the UK and Australia. In the US, it was a top ten entry on the ''Billboard'' Hot 100 and became a number-one pop radio hit. The third single, "[[Nobody's Home (Avril Lavigne song)|Nobody's Home]]", did not manage to make the top 40 in the US and performed moderately elsewhere.

During early 2004 Lavigne went on the 'Live and By Surprise' acoustic mall tour in the US and Canada to promote ''Under My Skin'', accompanied by her guitarist [[Evan Taubenfeld]]. In September 2004, Lavigne embarked on her first world tour, the year-long [[Bonez Tour]]. Lavigne won two World Music Awards in 2004, for 'World's Best Pop/Rock Artist' and 'World's Bestselling Canadian Artist' and won three Juno Awards from five nominations in 2005, including 'Artist of the Year'.<ref name=Juno /> She also won in the category of 'Favorite Female Singer' at the eighteenth annual [[Nickelodeon Kids' Choice Awards]].{{r|mtvmoss}}

Lavigne co-wrote the song "[[Breakaway (Kelly Clarkson song)|Breakaway]]", which was recorded by [[Kelly Clarkson]] for the soundtrack to the 2004 film ''[[The Princess Diaries 2: Royal Engagement]]''.{{r|mtvclarkson}} "Breakaway" was released as a single in mid 2004 and subsequently included as the title track on Clarkson's second album, ''[[Breakaway (Kelly Clarkson album)|Breakaway]]''. Lavigne performed the [[Goo Goo Dolls]] song "[[Iris (song)|Iris]]" with the band's lead singer [[John Rzeznik]] at [[Fashion Rocks]] in September 2004,{{r|cbsbeyonce}} and she posed for the cover of ''[[Maxim (magazine)|Maxim]]'' in October 2004.{{r|maximcover}} She recorded the theme song for ''[[The SpongeBob SquarePants Movie]]'' (released in November 2004) with producer Butch Walker.{{r|mtvspongebob}}