Britain's Camilla, Duchess of Cornwall, has vowed to get in shape. The 61-year-old, who is married to Prince Charles, plans to take up tai chi or Pilates as a New Year's resolution after admitting she has let "things slide."

Camilla, who was speaking during a visit to a National Osteoporosis Society exercise class, said: "I did do a bit of yoga and used to do a lot of walking before I got married but I have let things slide."

Britain's Prince Charles has posed for a formal, but casual portrait to celebrate his 60th birthday.

The future king, who appears with one arm draped across the back of a 19th century gilt-wood armchair given to him by his grandmother, the late Queen Mother, chose a relaxed image of himself wearing the ceremonial uniform of the Welsh Guards.

Britain's Queen Elizabeth threw a lavish birthday party for Prince Charles Thursday night. The monarch's eldest son turned 60 Friday and the queen hosted over 450 guests at Buckingham Palace to mark the landmark occasion.

The queen, husband Prince Philip, Charles, his wife the Duchess of Cornwall Camilla and his sons Princes William and Harry were joined at the bash by Charles's siblings Princess Anne and Princes Andrew and Edward, along with minor royals including Lady Sarah Chatto.

-Britain's Prince Charles celebrated his 60th birthday Wednesday night with a comedy gala featuring performances from John Cleese, Robin Williams and Joan Rivers.

The prince - who reaches the landmark age Friday - was accompanied by his wife Camilla, the Duchess of Cornwall, and son Prince Harry as he attended the "We Are Most Amused: A Comedy Celebrating the 60th Birthday of HRH The Prince of Wales" show at London's New Wimbledon Theater.

Britain's Camilla, Duchess of Cornwall joined her husband Prince Charles, French president Nicolas Sarkozy and his wife Carla Bruni at a Remembrance day memorial service in France yesterday.

The royal couple were greeted like old friends when they arrived at the Elysee Palace ahead of the Armistice Day commemorations - which this year marked the 90th anniversary of the end of the First World War - with the president bending to kiss Camilla on the hand.

Britian's Prince Philip's nephew has written a tell-all book about the royal family.

Count Alexander von Schonburg, who is married to the prince's great-niece Princess Irina of Hesse, has written the tome - entitled 'Everything About The Royals' - which includes snippets such as what Queen Elizabeth carries in her handbag.