Celebrity charity videos

UNICEF Ambassadors Lucy Liu, Mia Farrow, Alyssa Milano, Laurence Fishburne, Clay Aiken and others proclaim their belief in zero: a day when no children die from preventable causes. Visit ibelieveinzero.org to join the effort.

Jeremy Piven shows his support for ONEXONE after filming the Entourage 2009 final season episode with surprise guests Matt Damon and Lebron James. To learn more visit http://www.onexone.org/

Oscar winner Gwyneth Paltrow and her mother, Blythe Danner, have teamed up to appear in a new PSA encouraging people to volunteer, via iparticipate.org.

Sean Penn, Dave Navarro, Q’orianka Kilcher, Maryanne Comaroto and Miss California Tami Farrell speak out in support of Joe Berlinger’s film, Crude.

Watch Matt Damon talk about how his commitment to action, with PepsiCo Foundation and Water.org, is helping sanitation efforts in Tamil Nadu, India. Learn more about his commitment at ClintonGlobalInitiative.org.