'Angular' Jolie is even skinnier than ever

The mother of four arrived at the New York school wearing a black pencil skirt and mustard v-neck which sat loosely around her now tiny body.

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Angelina looked worrying thin, with her sinewy legs and gaunt face again sparking concern for her health and quelling recent rumours she is expecting another child.

Earlier this year, Angelina attributed her weight loss to the emotional strain she suffered over the death of her mother, Marcheline Bertrand, who died of ovarian cancer in January.

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She said in June: "Someone saying to me that I'm thin is not a compliment."

But Angelina, who is also mother to Pax, 3, Zahara, 2, and Shiloh, 1, has continued her disappearing act in recent times.

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Meanwhile, the star and her partner Brad Pitt, who have spoken regularly of their plans to expand their family, are now searching for a luxury home in the South of France to bring up their brood.

That's if they can squeeze time into their already full schedule - Angelina been busy a in her role as a Goodwill Ambassador for the UN refugee agency while Brad is filming Burn After Reading, which costars George Clooney.