wasn't a sure thing to host "survivor." >> my husband said, look, it came down to phil keoghan or jeff probst. and he was like jeff p >> oh, thank god. i was sweating for a min >> mark burnett and les m changed my entire life. >> "big brother" cha julie's life, too, but it almost didn't happen. >> i tried to turn it d and i was told by the president of cbs news that if i didn't take this job, it could be seen as -- this is a quote -- insubordination. >> why didn't you want it? >> because he told me if i took this job, i probably would never be allowed on "60 minutes." >> that was your dream -- >> that was my life-long dream. lesley said, we need someone, in his words, to class it up a bit. because "big brother" is a little bit -- you know. >> they wanted someone credible. >> and that's only because i think i was like third or fourth on the list. other people turned it down. >> do you still give him grief about it? >> yes. you could have been married to meredith vieira if she said yes. >> this season on "survivor" is a second chance for contestants who didn't win but had a huge presence. it sh