Zwanzig Zoll magazine from Berlin always has this Girl section where a hot chick poses in between the Mellow park dirt jumps or in the back office. It's the work of David Ulrich who not only shoots BMX photos, but fashion as well. If you're going to the
Rebel jam you might run into some of the models that have posed for his camera.
David has posted some of his pictures on a website and you can view a few samples here on FATBMX: