Michael Sheen met social entrepreneurs at Borough Market in London as part of Social Saturday, the annual event established to encourage people to buy from social enterprises. The Welsh actor, who is a patron of Credit Unions Wales, said he wanted to learn more about how social enterprises can help to regenerate communities and improve people's lives. "I'm keen to understand how I can help bring some of the strengths of this alternative business movement back to Wales," Sheen said.
The socialite Pippa Middleton has written a recipe book to raise funds for the British Heart Foundation, of which she is an ambassador. The book, called Heartfelt, contains recipes for a healthy lifestyle and all proceeds will go to the charity. "As an ambassador, I care deeply about the work of the British Heart Foundation," she said. "Anything I can do to raise funds for its vital heart research is extremely important to me."
The impressionist Rory Bremner, the presenter Lorraine Kelly and the former footballer, now pundit, Ally McCoist have given their backing to the 10-Minute Teabreak campaign, which raises funds for the social care charity Quarriers.
The Paralympian Jo Butterfield, who won gold in the F51 club throw at this year's Rio games, visited the Poppyscotland's Lady Haig Poppy Factory in Edinburgh, where disabled ex-veterans produce poppies for the annual remembrance appeal. Butterfield is a former army civil servant who was paralysed after she was diagnosed with a tumour on her spinal cord five years ago.
The actor Adrian Lester has become a patron of the Primary Shakespeare Company, which sends theatre practitioners into urban primary schools to help schoolchildren engage with the works of William Shakespeare.
The singer Michelle Heaton is due to complete a fire walk in aid of Haven House Children's Hospice on 4 November. It is the second such event the charity has run this year, with the model Casey Batchelor having braved the coals in March.
The chef Gordon Ramsay and his wife Tana hosted their own bake sale to raise funds for the Great Ormond Street Hospital Children's Charity. The couple set up a stall in the hospital's canteen and sold cakes to patients, families and staff as part of the charity's Bake it Better event.
The actors Elizabeth McGovern and Amanda Redman have given their backing to the #carveaheart campaign from the child sponsorship charity World Vision. The campaign asks supporters to cut hearts into their halloween pumpkins to remember the children who face violence, abuse or starvation in countries around the world. It also asks them make donations.
The YouTuber Joe Sugg has become an ambassador for the older people's charity Age UK. "I wanted to become an ambassador for Age UK because I've always been a strong believer in respecting your elders," he said.
"I spent a lot of time with my grandparents growing up, and they taught me a lot of valuable lessons in life, stuff that I still live by today. I just think it's really important to give back to them in their later stages of life."
The Absolutely Fabulous actor Harriet Thorpe and the weather presenter Kirsty McCabe showed their support for the breast cancer charity Walk the Walk at an event in London on 4 October to mark the start of Breast Cancer Awareness Month.
Celebrities including the singer Will Young, the comedian Omid Djalili and contestants from the BBC series The Great British Bake Off attended the NSPCC's Bake Off Ball, which raised £825,000 for the children's charity.
The multiple gold medal-winning Paralympians Kadeena Cox and Stephanie Millward have become ambassadors for the MS Society. In Rio de Janeiro this year, the sprinter and cyclist Cox, who was diagnosed with multiple sclerosis two years ago, became the first British Paralympian to win gold medals in multiple sports at the same games since 1982. The swimmer Millward, who was diagnosed with MS 18 years ago aged 17, won two gold medals.