Rhiannon's first baby died and she is raising money for a neonatal unit after a second pregnancy.
Letters will be handled confidentially and will not be opened or read, Cheshire East Council says.
Stephen Kelly set up SANDS United Basingstoke after he lost his daughter Amelia Grace Kelly.
Rory wants to raise money for Les Bourgs Hospice which looked after his stepdad in his final weeks.
Hayley Metcalfe, 37, suffered the loss of two babies at 17 and 19 weeks into the pregnancies.
Jersey Hospice Care says the grief disco will take place on 3 October.
Documentary Bel has closed Edinburgh's International Film Festival, telling the tragic story of musician Beldina Odenyo.
Bristol City Council says memorials covering an area larger than the alloted gravesite must be removed
The large beds make it possible for family to lie next to their loved one.
