I had a bit of trouble with Diva's Challenge #68. I had to abandon a couple of cards (I worked in the ATC format) before I got it right. In the spirit of Zentangle and the philosophy that no attempt is a failure I set out to salvage the cards I already started, but that were not good for the challenge.
Here's the first card at the point when I decided it would not work for the challenge:
And here it is after I finished it:
Not perfect, not great, but it was a good practice.