I downloaded the pack but made the mistake of looking at the entry's and I absolutely enjoyed one so much that I am pretty sure I can't do better and its all I can think of regarding those images lol
I entered - mines called "Rude Awakening" its nothing overly awesome like some of them on there, but i thought it was funny, i didnt even look at the other entries first, just made it up and entered
http://news.deviantart.com/article/145047/
You can win US$1500 + a tablet, plus more. Second and third prizes are decent, too!
So, give it a try.. would love to see the results!!