The tweets, which have since been deleted, included: "BEN you can't take my son away from me 'The mother'. Just because you have money doesn't mean you have ethe [sic] right.
"WOW. THE BRONFMANS WANT TO TAKE MY CHILD AWAY FROM ME. WHAT KIND OF S**T IS THAT? THEY NEVER SEE HIM
"Every child needs the MOTHER, I GREW UP WITHOUT A DAD. If grew up without my mother I wouldn't be here."
The 37-year-old singer also retweeted a number of messages of support from her followers, including: "The mother is way more important for a child than the father imo. He should think about that. I wish u the best. X"
M.I.A. - born Mathangi Arulpragasam in Sri Lanka - caused controversy in the US in February 2012 when she swore by flipping her middle finger at a camera during a live performance alongside Madonna at the Super Bowl XLVI NFL event, one of the most watched TV moments of the year.
