bob mckenzie will trace the restoration of the historic street cars. >> we have something here and they are fun. the public loves them. [ female announcer why settle for plain bread when you can have pillsbury grands! flaky layers biscuits? the warm, light delicate layers are like nothing else. add a layer of excitement to your next meal. ♪ and these are the ones you'll love on a friday. pillsbury crescent pizza pockets. with just a few ingredients, you have an easy to make dinner. they're crescents for the other 364. try them tonight. . >>> you know, every year millions of tourists ride san francisco's cable cars. but not likely many of them would want to live in one of them. yet that's what some people did in the early 1900s and a few still doing it today. ktvu's craig heaps first brought us this report in 2001. >> they are a part of san francisco's liquor, little cable cars that climb halfway to the stars. but their legend lies beyond the rails. a time when cable cars not only brought people home they were home. in the early 1900s scores of people lived in converted trolleys and stre