Rock legend Rod Stewart and his wife, Penny Lancaster, have become the newest advocates for King Charles' foundation.

Rod Stewart and Penny Lancaster have been appointed ambassadors for The King's Foundation. Rod, who just turned 80, and Penny, 53, join other celebrity ambassadors including Sienna Miller, David Beckham and Naomi Campbell.

The King joked with Sir Rod Stewart about secateurs as he placed a pair of his own in a time capsule to mark the launch of the 35th anniversary of his charity.

King Charles was joined by Sir Rod Stewart and his wife Penny Lancaster as he celebrated the 35th anniversary of The King's Foundation charity during a special event at Dumfries House in Ayrshire toda

King Charles and Alan Titchmarsh were joined by Sir Rod Stewart and his wife Penny Lancaster, the newest ambassadors for The King's Foundation.

The singer and his wife took part in the 35th anniversary celebrations of the King's foundation at Dumfries House.

Sir Rod Stewart and the King joked over secateurs as Charles placed a pair of his own in a time capsule to mark the launch of 35th anniversary celebrations for his charity. At such a critical moment in US history, we need reporters on the ground. Your donation allows us to keep sending journalists to speak to both sides of the story.