t.A.T.u. (Тату, ) was a Russian music duo that consisted of Lena Katina and Julia Volkova.
The singers were part of children's music group Neposedy before being managed by producer and director Ivan Shapovalov and signing with Russian record label Neformat. t.A.T.u.'s debut album 200 Po Vstrechnoy (2001) was a commercial success in Eastern Europe that made the duo sign with Interscope Records to release its English-language counterpart, 200 km/h in the Wrong Lane (2002).The album was certified platinum by the IFPI for one million copies sold in Europe and became the first album by a foreign artist to debut at number one in Japan.The album also reached number thirteen on the US Billboard 200 and included the international hits "All the Things She Said" and "Not Gonna Get Us". t.A.T.u. represented Russia in the Eurovision Song Contest 2003 with the song "Ne Ver', Ne Boysia", finishing third. The singers reunited to perform at special occasions, such as the opening ceremony of the 2014 Winter Olympics.