The actor Hugh Grant visited Fort George in Inverness to launch an appeal for £3m to redevelop the Highlanders Museum - the registered charity that is based there and gives the history of the Highlanders regiment. Grant's grandfather, Colonel James Murray Grant, once served at the fort.
The former world number one tennis player Martina Navratilova has visited Kenya to see the work of Save the Rhino International. After witnessing the animals in the wild by the Likii River, she visited the local Thingithu Primary School to see a special environmental education programme that is run by the wildlife charity. "It's about sustainable coexistence, and it's doable," said Navratilova.
Kate Garraway, the television presenter, had a £5 note painted on her back to highlight her new role as ambassador for a website set up by the aid agency Care International. The site gives people the chance to send micro-loans to entrepreneurs in developing countries. People can loan as little as £15 at lendwithcare.org. They have the choice either to get the money back at the end of the loan or to reinvest it in another project.
The wildlife presenter Bill Oddie and Brian May, the guitarist from Queen, have pledged their support to the British Union for the Abolition of Vivisection's Stop The Baby Trade campaign, which aims to close a loophole in the law that allows the offspring of wild-caught monkeys to be used in medical research. The comedian Ricky Gervais is also a supporter of the campaign.
The television presenters Konnie Huq, Lorraine Kelly and Dawn Porter are supporting a new Cancer Research UK campaign that encourages people to 'detox' their wardrobes and give any surplus clothes to the charity. "It's that time of year when everyone's gone detox-mad after piling on the pounds over Christmas," Porter said. "This year, while you're blending your carrot juice and washing your lettuce, think about detoxing your wardrobe too."