Christina Aguilera's shared a new song with the world. 'Change' is its title

Semi-retired singer and full-time spinny chair enthu­si­ast Christina Aguilera has popped a new song online. It's called 'Change'.

You can have a listen and sing along to it below if you like:

Christina's written a statement here about why she's chosen to release the song now, with all proceeds from US sales going to the National Compassion Fund for the victims and families affected by the shooting in the Pulse nightclub in Orlando.