A look back at BBC producer 'Gobby's' finer moments

BBC producer Paul Lambert, who is also known as "Gobby", has announced he is leaving the BBC to join UKIP as its communications director.

Mr Lambert is known by political figures in Westminster for shouting questions to ministers who are on their way in and out of 10 Downing St.

As he gets ready to start his new role, BBC Newsnight looked back on some of the moments which earned him his nickname.