CBS has officially ordered two more editions of "Survivor" for the 2009-2010 season. Those will be the nineteenth and twentieth installments of the long running show. "I am happy to be able to produce two more editions of Survivor for our loyal fans," said executive producer Mark Burnett. "Our show stands for high quality family entertainment and all of us on this team will continue to deliver on this promise." Also returning is host Jeff Probst who said "We have a unique relationship with our audience. They tell us what they like and we listen. It's worked for 18 editions and we're looking forward to delivering two more satisfying seasons."