£3,750 will more than cover a flight back from Ibiza for Chuka Umunna, where his people refuse to deny he has been for his most awkward week in politics. No rest for the wicked though. The jetrosexual MP for Streatham is at pains to stress he is in the country today, but tomorrow he is scheduled to appear in Denmark. While he is dodging questions about his two-faced past at home, he will be speaking in Copenhagen should any inquisitive type be near by…