McDonalds has long dominated the burger market and continues to do so in the UK. But the US owned, giant fast food chain is in the midst of a make-over. Posher burger chains are springing up everywhere and McDonalds is now offering table service and new-look restaurants. Matthew Gwyther, Editor of Management Today, asks how and why McDonalds feels the need to present a new image to its customers and whether it will work in today's health conscious society. Producer: Caroline Bayley.