ET has sexy home videos of Jessica Alba's striptease for Sin City: A Dame to Kill For, and we got her and her co-stars' reactions to it.
It's been almost ten years since the first Sin City, but judging by the video, Alba hasn't lost a step.
"Jennifer's dancing is amazing," said Josh Brolin.
"She's very easy to watch dance," Bruce Willis agreed.
Watch the video to find out what Alba's husband Cash Warren had to say about her sexy moves. Sin City: A Dame to Kill For opens August 22.