The mayor's reluctance to use his planning powers against local authorities looks like a - forgive me - developing issue. Here's the latest evidence:
Controversial approval of plans to build 180 flats in Crystal Palace Park have sparked community outrage - with one campaign group threatening legal action if the proposals go ahead.
The housing on the site of the Crystal Palace Caravan Club would help fund the £41m redevelopment of the historic park, approved by Bromley Council during a highly-charged meeting last month and since backed by the Mayor of London, Boris Johnson.
But the Crystal Palace Community Association (CPCA) say the flats will devastate a valued area of Grade II listed parkland and contravene Mr Johnson's own London development plan which states parkland should not be built upon.
Even Gilligan disapproves. Now read on.