I recently picked up the Nik Software suite of plug-ins following a heads up from Andy Beel in one of his posts.
I have been playing around with it to familiarise myself with the individual programs and following along with Nik video tutorials.
So after some intense learning I decided it was time to cut loose and let slip the leash and go nuts with the software. I ended up beating the living pixels out of an image I made of an oak tree, and here it is!!