Apple has published the latest in its series of 'Get A Mac' ads, Referee.

The latest spot features the Mac (Justin Long) and PC (Jon Hodgman) characters discussing recent claims by the Wall Street Journal that described Mac OS X Leopard as faster and better than Vista.

PC has called the referee in because he wants to ensure Mac doesn't make unsubstantiated claims against his ailing OS. But when it comes to the Wall Street Journal report, the referee, who supports the claims.

The PC character complains at this, only to be summarily ejected by the referee.

You can take a look at the latest ad just here.