Prime Minister tweets photo of his birthday cake

(L-R) David Cameron, Foreign Secretary William Hague and Chief of Staff Ed Llewellyn Credit: Twitter/@David_Cameron

The Prime Minister has tweeted this photo of his birthday celebration with colleagues at the Conservative party conference in Birmingham. He turns 46 today.

He wrote: "Thanks to my team for squeezing in a quick birthday celebration on this v hectic day."

The cakes appear to be 'Giant Colin the Caterpillar Cakes' from Marks & Spencer.