pass ♪ >> the performers of iconic protest songs are what you are listening to with advocacy organization one.org. all this leading up to the g8 summit and all this making sure wiping out extreme poverty is a priority. >> i know songs don't change anything. songs change people and people can change things. >> joining me now is tom hart. welcome to you. >> thanks for having me. >> the mission is so important. tell us what that have and how the artists are help. >> it's a bipartisan advocacy organization to end extreme pover poverty. we work with republicans and democrats. still some bipartisan in washington around these issues. we work together on efforts to fight aids and malaria, extreme poverty, trying to get kids in