London, Jul 20 (IANS): Singer Christina Aguilera is working on a dance music comeback track with producer Max Martin.
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, reports contactmusic.com.
Aguilera's last album, "Bionic", was released in 2010 but was only a moderate success by the star's standards.