Justin Timberlake and BFF/business partner Trace Ayala attend a fashion show to launch the label William Rast’s Fall 2009 collection at London’s Selfridges department store on Monday (June 29).

The denim-culture brand, which is now going global, will be displayed in custom designed pop-up shops, located respectively in the Selfridges women’s contemporary area on the 2nd floor, and in the men’s 1st floor casual department.

Click the image below to see the pictures:

Check out a picture of the new William Rast pop up shop at Selfridges. It looks dope!!