As Nauzer says, Photoshop can't do it all.
You can put together the video portion of it with Imageready but you'll need something else to add the sound to it.
If you have Windows XP, then you already have Windows Movie Maker, which is pretty basic but will allow you to piece together all of the different parts of your video and add an audio track.
Beyond that, there are a few video editing app.s out there, for free, that'll let you do this, as well. Here are a few -
http://www.freewarefiles.com/cat_6_7...s-Editors.html - look around to see what you need.
Good luck.