Not the Greens necessarily.
As a councillor told me earlier - "It came out of 'Leaders' Group', which is Jason Kitcat, Geoffrey Theobald, and Warren Morgan. I don't know which one of them proposed him, but all three agreed on it..."
Now there's a room you'd happily pay to avoid.
However, the Council has still yet to work out their exact protocol for conferring Honorary Freeman/Woman of Brighton & Hove -
http://present.brighton-hove.gov.uk/Published/C00000117/M00004703/AI00036750/$20131016111458_004848_0018955_CommitteeReportTemplate040913.docA.ps.pdf
Adam Trimingham – 30 Sept 2004
"That the honour and title of Honorary Freeman of the City of Brighton and Hove be bestowed on Mr. Adam Trimingham in grateful recognition of his eminent and distinguished service and dedication to professional journalism rendered to the City of Brighton and Hove...