I think it only happen in US...
When somebody get famous / rich , someone suddenly appear somewhere to sue someone......it's too weird
i know there is a Korean singer "Rain" also because of name problem, he didn't succeed to hold his concert in US....
well, though im not a fan of him
i think it is totally nonsense
and they act uncivilized but pretend they are legalistic
also, she should be shamed on herself
as no one know there is a Belgium woman called "Mika"....at least not as big as our MIKA