 Guinness has walked in two of Naomi Campbell's Fashion for Relief shows to raise funds for disaster victims.In the same vein, in April 2008, she auctioned off part of her wardrobe, with the proceeds going to a struggling British charity called Womankind Worldwide, which deals with women's issues at home and abroad, such as domestic violence.In June 2010, Guinness purchased at auction the entire wardrobe of Isabella Blow, her friend who committed suicide in 2007.