The Sticky & Sweet Tour was the eighth concert tour by American singer Madonna, to promote her eleventh studio album, Hard Candy (2008). It was Madonna's first major venture under a new ten-year 360 deal with Live Nation. Following a series of promotional appearances in support of Hard Candy, the tour was announced in May 2008, with concerts in Europe and North America; additionally, it marked the singer's first tour of Mexico and South America in fifteen years. It began in Cardiff on August 23, 2008, and ended in São Paulo on December 21. Afterwards, it was announced that Madonna had decided to resume the tour in the summer of 2009, with twenty-seven more concerts, mostly in European markets she had either never played in or visited in several years; the 2009 extension started at London's