"Tattoo (stylized as T.A.T.u.) is a Russian musical group consisting of Yulia Volkova and Elena Katina. The group was created in 1999 by producer Ivan Shapovalov together with composer Alexander Voitinsky.
"Tatu" is the most successful Russian pop group that has achieved worldwide popularity. Their singles, both English-language and Russian-language, have topped the charts in Russia, Australia, Great Britain, Germany, the United States, and other countries. Their debut English-language single "All the Things She Said" became one of the most successful singles of the year and topped the main music charts in the world. "Tatu is the first and only Russian band to receive the IFPI award for the number of albums sold.
In May 2003, the group participated in the Eurovision Song Contest, taking third place.