On 5 February 2008, she performed for the last time as a member of Babado Novo. The singer kicked off her solo career with a live concert recording on 17 February 2008, at Copacabana Beach. Gabriel o Pensador, Carlinhos Brown, Badauí, Daniela Mercury and Wando were invited as special guests and were watched and acclaimed by a crowd of almost a million people. On 22 April 2008, the second single from the album, a ballad titled "Pássaros", was released. Leitte released her debut solo album, titled "Ao Vivo em Copacabana", on 4 July 2008. On that same day, she embarked on her first official tour as a solo artist: the Exttravasa Tour. The tour had sold out dates through Brazil and Europe, visiting cities like London and Lisbon for 82 shows. The home video release of "Ao Vivo em Copacabana" happened on 11 August 2008 and had over 500,000 copies sold. The third single of the album, "Beijar na Boca," was released on 25 November 2008. The fourth and final single of the album, "Horizonte," was released on 24 May 2009. The song was written specially for Leitte by a fan. During that year, Leitte became the face of hair colour and dye Cor&Ton products for beauty corporation Niely. She also signed an endorsement deal with AmBev to be the spokeswoman for soft drink Guaraná Antarctica, and later, also for SKY Brasil. On 22 November 2009, she released her first fragrance with Jequiti, "Elo".  2009 saw Leitte venture into two other smaller tours, the 15-date Beija Eu Tour, which kicked off on 15 March, and the Sette Tour, which went from 2 July 2009 to 22 January 2010, in 47 dates. After inking a deal with Sony Music, Leitte debuted "As Máscaras (Se Deixa Levar)", the lead single from her second album, "As Máscaras". In February 2010, Leitte performed with Akon during that year's Salvador Summer Festival. On 10 April 2010, Leitte entered the Guinness Book of World Records for promoting the biggest gathering of kissing people in history. The world record was settled after over 8,372 couples kissed at the same time to the sound of Leitte's "Beijar na Boca" during her 2009 Axé Brasil performance.