20 July,2012 08:40 AM IST | | IANS
The 31-year-old is preparing to make her comeback in August, with a song produced by Max Martin, who has previously written hits for Britney Spears, Kelly Clarkson and Katy Perry.
Aguilera's last album, "Bionic", was released in 2010 but was only a moderate success by the star's standards.
Christina Aguilera
