JohnsonBoris Johnson donned a hairnet to pose as fishmonger at seafood factory . Mayor of London tried his hand at tuna loining and salmon filleting . Mr Boris Johnson was meeting apprentices at the factory in Chessington , Surrey .
Boris Johnson donned a hairnet to pose as fishmonger at seafood factory . Mayor of London tried his hand at tuna loining and salmon filleting . Mr Johnson was meeting apprentices at the factory in Chessington , Surrey .