A dancing troupe and the Lib Dem party leader are expected to be filmed today, as long as the smog does not interfere

A gem of detail from the News Shopper:

The mystery filming work in Gravesend is a Liberal Democrat promotional video, with Nick Clegg rumoured to be making an appearance today (March 19)…

The Lib Dems have been filming in Paddock Street car park for the last two nights, which confused residents who spotted a white, double decker bus and film crews…

A dancing troupe and the Lib Dem party leader are expected to be filmed today, as long as the smog does not interfere.

One can but hope that the final film will look like this: