>> what's so tough about earning a living? >> yeah. >> have you ever done it? >> no, but i could. >> ha! >> lucille ball with the chocolates. always funny. >> if one piece of candy gets past you and into the packing room unwrapped, you're fired! >> all the writers needed to say was lucy had a conveyor belt. you're good. >> some of the most memorable episodes of "i love lucy" are when she gets a job outside the home. but it always unravels. >> you're doing splendidly. speed it up a little! >> when sitcoms started, they were family sitcoms, and for years that's all there was. >> and then we move into the 1960s. we start to see more people working in an office than on a factory line.