Jude and Sienna: Sometimes love just isn't enough

On the night of the Met Ball, Jude said: "I'm very happy".

Asked about an engagement, he raised an eyebrow and smiled coyly, adding: "Not at the moment. That's all I can say".

But followers of the romance thought it wouldn't be long before "the boss" becomes Mrs Jude Law.

Now, though, celebrity watchers are left wondering why their rekindled relationship failed to go the distance