On 13 January 2008, Back to Black held the number-one position on the Billboard Pan European charts for the third consecutive week. On 20 February 2008, Winehouse performed at the 2008 Brit Awards, performing "Valerie" with Mark Ronson, followed by "Love Is a Losing Game." She urged the crowd to "make some noise for my Blake."In February 2008, Winehouse also won Grammy Awards in the following categories: Record of the Year, Song of the Year, Best Female Pop Vocal Performance for the single "Rehab," and Best Pop Vocal Album. Additionally, Back to Black was nominated for Album of the Year. Ronson's work with her won the Grammy Award for Producer of the Year, in the non-classical category. The singer also earned a Grammy as Best New Artist, earning her an entry in the 2009 edition of the Guinness Book of World Records for Most Grammy Awards won by a British Female Act. She ended her acceptance speech for Record of the Year with, "This is for London because Camden town ain't burning down," in reference to the Camden Market fire. Winehouse was forced to perform "You Know I'm No Good" and "Rehab" for the awards ceremony via satellite, as her visa approval had not been processed in time.After the Grammys, the album's sales increased, catapulting Back to Black to number two on the US Billboard 200, after it initially peaked in the seventh position. A special deluxe edition of Back to Black topped the UK album charts on 2 March 2008. Meanwhile, the original edition of the album was ranked at number 30 in its 68th week on the charts, while Frank charted at number 35.In Paris, she performed what was described as a "well-executed 40-minute" set at the opening of a Fendi boutique in early March. By 12 March, the album had sold a total of 2,467,575 copies—318,350 copies had been sold in the previous 10 weeks—putting the album on the UK's top-10 best-selling albums of the 21st century for the first time. On 7 April, Back to Black was in the top position of the pan-European charts for the sixth consecutive and thirteenth aggregate week. Amy Winehouse – The Girl Done Good: A Documentary Review, a 78-minute DVD, was released on 14 April 2008. The documentary features interviews with those who knew her at a young age, people who helped her achieve success, jazz music experts, and music and pop-culture specialists.At the 2008 Ivor Novello Awards in May, Winehouse became the first-ever artist to receive two nominations for the top award: best song, musically and lyrically. She won the award for "Love Is a Losing Game" and was nominated for "You Know I'm No Good." "Rehab," a Novello winner for best contemporary song in 2006, also received a 2008 nomination for best-selling British song. Winehouse was also nominated for a 2008 MTV Europe Award in the "Act of the Year" category.Although her father, manager and various members of her touring team reportedly tried to dissuade her, Winehouse performed at the Rock in Rio Lisboa festival in Portugal in May 2008. Although the set was plagued by a late arrival and problems with her voice, the crowd warmed to her. In addition to her own material she performed two Specials covers. Winehouse performed at Nelson Mandela's 90th Birthday Party concert at London's Hyde Park on 27 June, and the next day at the Glastonbury Festival. On 12 July, at the Oxegen Festival in Ireland she performed a well-received 50-minute set which was followed the next day by a 14-song set at T in the Park.On 16 August she played at the Staffordshire leg of the V Festival, and the following day played the Chelmsford leg of the festival. Organizers said that Winehouse attracted the biggest crowds of the festival. Audience reaction was reported as mixed. On 6 September, she was Bestival's Saturday headliner, where her performance was described as polished—terminated by a curfew as the show running overdue, after Winehouse started an hour late—and her storming off stage.A clip of Winehouse's music was included in the "Roots and Influences"

Question: How long is Amy's Documentary DVD?
Answer: 78-minute