The documentary Joan Rivers: A Piece of Work is now playing in select cities, and the project takes a look at how the hardworking entertainer has outlasted most of her peers in show business.

It’s obvious Rivers truly loves the Hollywood game and does whatever it takes to stay relevant, whether it’s interviewing celebrities on the red carpet, having her own talk show, or even selling jewelry on television!

Rivers has done it all, and she explains why she still has a day job. (CLICK ON THE MEDIA BAR BELOW TO HEAR JOAN RIVERS)