t.A.T.u reunite for 'The Voice' Russia - watch
The duo, made up of Yulia Volkova and Lena Katina, performed their global hit 'All The Things She Said' during the show's final.
The track - released in 2002 - marked their first English single together and topped the charts in seven countries.
t.A.T.u officially announced their split in 2011 after three studio albums together. Their debut LP, 200 km/h in the Wrong Lane, peaked at number 12 in the UK and included top ten single 'Not Gonna Get Us'.
They represented Russia in the 2003 Eurovision Song Contest with 'Ne Ver', Ne Boisya', where they finished in third place.
Both have since embarked on solo music and film careers.
Watch the official 'All the Things She Said' video below: