David Cameron faces the prospect of an embarrassing defeat on Europe next week as Labour prepares to join forces with Conservative Party rebels to oppose a flagship Bill.Mind you, the actual article is not nearly so straightforward and that possible defeat is hedged with lots of maybes and possibles. But still, a possible Tory rebellion and defeat for the government over matters to do with the EU. Now when have we heard about it before? (Here, here and here) And next week? Well, we shall see.