Lisa Snowdon almost suffers a wardrobe malfunction as she hangs out on Miami beach

She's having a welcome break from her 4am alarm calls and Johnny Vaughan's bleary face every morning - so no wonder Lisa Snowdon is making the most of her current Marks and Spencer's modelling mission in Miami.

The 39-year-old model is currently taking time off from her 95.8 Capital FM breakfast show to shoot the latest M&S advert for their spring/summer collection in the more clement climate of