Please upgrade your flash player to the latest version.
***STRICTLY EMBARGOED UNTIL 00:01 TUESDAY 20TH MAY 2008
Joely Richardson will today call on the British public to support the "Be Water Wise with Ariel" campaign, which aims to donate a total of 80 million litres of safe drinking water to children in developing nations.
Sorry. There is no audio currently available for this story.