The Prime Minister is put on the spot by someone from the German embassy.
David Cameron says "we should be more positive" about the success of the single market.
He says he makes no apology for standing up for UK interests in Europe; it is "simply not credible" to make cuts at home and increase the EU budget.
That "does not make you a bad European", he insists. He calls for more focus on how the European Commission spends its money.
More top news
A "torpedo" filled with 165lbs of cocaine with a street value of £4.4 million has been found on an Irish beach close to a tourist hotspot.
A 76-year-old millionaire businesswoman has been taken from her car and kidnapped by an "organised gang".
A quiet and calm afternoon with many places staying dry