On 26 February 2006, Lavigne represented Canada at the closing ceremony of the Torino Olympics, performing her song "Who Knows" during the eight 分钟 Vancouver 2010 portion.[42]
While Lavigne was in the studio for her third studio album, 狐狸 Entertainment Group approached her to write a song for the soundtrack to the 2006 fantasy-adventure film Eragon. She wrote and recorded two "ballad-type" songs, but only one, "Keep Holding On", ended up being used for the film.[43] Lavigne admitted that 写作 the song was challenging, making sure it flowed along with the film. She emphasized that "Keep Holding On", which later appeared on the album, was not indicative of what the 下一个 album would be like.[44][45]


Lavigne during 2008 The Best Damn Tour in Beijing at Wukesong Indoor Stadium.
Lavigne's third album, The Best Damn Thing, was released on 17 April 2007, which Lavigne immediately promoted with a small tour. Its lead single, "Girlfriend", topped the Billboard Hot 100 the same week The Best Damn Thing debuted at No. 1 on the Billboard 200 chart. "Girlfriend" was Lavigne's first single to reach this No. 1 position.[46] The single was a worldwide hit; it also peaked at No. 1 in Australia, Canada, Japan, and Italy and reached No. 2 in the UK and France. "Girlfriend" was recorded in Spanish, French, Italian, Portuguese, German, Japanese, and Mandarin. The International Federation of the Phonographic Industry ranked "Girlfriend" as the most-downloaded track worldwide in 2007, selling 7.3 million copies, including the versions recorded in eight different languages.[47][12] "Girlfriend" ranked on the Hot 100 Singles of the Decade 列表 at No. 94.[48]
"When You're Gone", the 秒 single, went to No. 3 in the UK, the 最佳, 返回页首 five in Australia and Italy, the 最佳, 返回页首 ten in Canada, and was very close to reaching the 最佳, 返回页首 twenty in the U.S. In December 2007, Lavigne, with annual earnings of $12 million, was ranked number eight in the Forbes "Top 20 Earners Under 25".[49] "Hot" was the third single and has been Lavigne's least successful single in the U.S., charting only at No. 95. In Canada, "Hot" made the 最佳, 返回页首 ten, and in Australia, the 最佳, 返回页首 20. The Best Damn Thing has sold over 5 million copies worldwide.
During this era, Lavigne won nearly every award she was nominated for, including two World 音乐 Awards for "World's Bestselling Canadian Artist" and "World's Best Pop/Rock Female Artist". She took her first two 音乐电视 欧洲 音乐 Awards, received one Teen Choice Awards for "Summer Single", and was nominated for five Juno awards.
In mid-2007, Lavigne was featured in a two-volume graphic novel, Avril Lavigne's Make 5 Wishes. She collaborated with artist Camilla D’Errico and writer Joshua Dysart on the manga, which was about a shy girl named Hana who, upon meeting her hero Avril Lavigne, learned to overcome her fears. Lavigne said, "I know that many of my 粉丝 read manga, and I'm really excited to be involved in creating stories that I know they will enjoy." The volumes were released on 10 April (one week prior to the release of The Best Damn Thing) and in July, respectively. The publication Young Adult 图书馆 Services nominated the series for "Great Graphic Novels for Teens".[50]
In March 2008, Lavigne undertook a world tour named The Best Damn Tour to support the album. In that same month, she also appeared on the cover of Maxim for the 秒 time of her career.[51] In mid-August, Malaysia's Islamic opposition party, the Pan-Malaysian Islamic Party, attempted to ban Lavigne's 显示 in Kuala Lumpur, judging her stage moves "too sexy". Her 音乐会 on 29 August was considered as promoting wrong values ahead of Malaysia's independence 日 on 31 August.[52] On 21 August 2008, 音乐电视 reported that the 音乐会 had been approved 由 the Malaysian government.[53]