I liked the ending to it. When the shark said whatever train. It was just redneck like and you didn't see it coming, and while your focus was else where that crab went for the turd. I thought it had some decent humor, but really. IT was decent.
But don't truck us with the title.
Work on your animation.
Make it longer.
And make yourself look more professional and I think you may have a future on NG, although its not promising.