Further confirmed titles include the "electronic" title track 'Bionic' and a ballad 'Lullaby', which was co-written by Sia and
dedicated to her son.
Aguilera has also worked with collaborators including Goldfrapp, Ladytron and M.I.A on the album, as well as past producers Linda Perry, Tricky Stewart
and The Neptunes
Oh dear, this album is going to be messier than Stripped.