The source for the gray shirt is:
http://www.houseoffraser.co.uk/Tops/S310,default,sc.html?productna=149985434&referer=wanelo%2ecom
It appears to be sold out though.
The sources for all of the other items are to the right.
I haven't been able to track down the source for the shirt. I'm on the lookout for it or something like it. I figure that I could probably find a pattern to sew one that is similar.