Stories about speed: what comes to mind? Pretty much just one, in my experience: The Tortoise and the Hare.
Although it's been out for a good couple of months now I only caught it on TV about a week ago and thought I should investigate further for you. This is the Mercedes Benz take on Aesop's well known fable, and they do a stellar job, I have to say.
Here's the ad (see if you can see the cameos by other common Aesop animals throughout):
This was an ad that premiered at the Super Bowl in February this year (2015) and the company loved their characters so much they set up Twitter accounts to show the rivalry - and character differences, and jokes and 'specialized products' - between the contestants.
Here are a few of their photos and you can find the witty repartee HERE for the Tortoise's half, and HERE for the Hare's.
(You can read and see a whole lot more from the behind-the-scenes process HERE.)
And as a bonus, here are some fun screen shots: