3am: Gwyneth Paltrow.

Byline: WITH JESSICA CALLAN, EVA SIMPSON AND NIKI WALDEGRAVE

SHE'S planning to give birth in LA... but Gwyneth Paltrow's getting some pre-delivery practice in, here in Blighty. The 31-year-old actress, who's due to become a mum in May, has taken delivery of a birthing pool at the pounds 500,000 London flat she shares with hubby Chris Martin. A source close to the star told us: "Gwyneth wants to have her baby at her mum's house in LA but she wants to make sure she's totally prepared." And swimming's an important skill to learn...