You can watching the performers live as long as you register for free.
Lets take a look in further detail at what sites in particular are recommended for these ulterior purpose. There are tons of people on chatroullete at any give moment.
However, most of them seem to be guys and you can very easily get banned.
Click through their homepage and hover over a tile to see a preview of each broadcaster’s video feed.
If your intention is to have fun, this site is a great alternative to chatroulette.