These first three screen-grabs are actually from a virtualization (using VirtualBox) on Windows Vista but the customizations are the same as my laptop's.
This next screen-grab is actually from the laptop itself, running the following code in a terminal:
Using VirtualBox (something that is almost ridiculously easy!) to run Karmic allows not only screenshots but also desktop videocaps!
I used Windows because the Vista machine has plenty of memory and storage: the laptop would have struggled!
Sources & Resources
Artwork - Ubuntu Tribal Pack by Grovin Thewer
Virtual Box is available from Oracle (or the repositories)
Towheed Mohammed's customization instructions are available from here (.pdf) or from the Ubuntu Forums