Richard Hammond test drives the Mazda MX5 in Ireland, and puts the car to the test with an unusual race against a greyhound at Shelbourne Park. Who will win? Man or dog? Watch this brilliant car review and race video in full and in hgih quality on the BBC Top Gear YouTube channel. Got to http://www.youtube.com/TopGear to see a full list of all high quality videos available on the Top Gear YouTube channel and don't forget to visit http://www.topgear.com for all the latest news and car reviews.