VIDEO: Behind the scenes footage of Jessica Alba dancing in ‘Sin City 2’

Look, we know the only real reason you went to see “Sin City 2” was for Jessica Alba.

It’s okay, as long as you admit it!

For those of you who didn’t watch “Sin City 2”, we’ll save you the time and let you know that this video will help you get the general gist of the movie.

The video features Jessica Alba bumping, grinding, humping and doing whatever else she can do to the air around her and stage beneath her on the green screen set for the movie. It’s a pretty simple video.

Happy Friday!