Singer has mixed feelings over ‘Freedun’ collaboration
Album 'AIM' is out next week
Singer recently hit out at her label for not releasing Diplo collaboration
The pair have worked together for the first since 2010 on a new track called 'Birds'
MIA wrote the song on WhatsApp together with the ex-One Direction star
The track will be the pair’s first collaboration since 2010
"This is a perfect example of "allowed" voice"
The festival faced a backlash due to comments the rapper had made about Black Lives Matter