Can we talk? Because kudos are in order for comedian Joan Rivers and the documentary team that followed her for the past year and debuted the finished film, Joan Rivers: A Piece of Work, at the just-finished 2010 Sundance Film Festival. The film got overwhelmingly positive reviews from fans and critics alike, and took home a documentary editing prize.

You can see all sorts of reviews and interview links from the film's Twitter page @JoanRiversMovie. I cannot wait to see it.

In the meantime, here are some of the several videos to get a look behind the scenes. If you need to look back to the beginnings, here is Joan Rivers performing on The Ed Sullivan Show in 1967. Caught up? First up, filmmakers Ricki Stern and Annie Sundberg:

And here are a selection of videos with Rivers herself at Sundance. 

Perhaps you've seen this one with Vanity Fair talking about her film, and The Tonight Show fallout:

The full Q&A in two parts:

Rivers cracks some jokes and sticks up for comedians as actors: