This first glimpse at Grand Slam Tennis for the Wii in action gives us a glimpse at oddly large-headed versions of a bunch of pro Tennis players.

The list includes Rafael Nadal, Andy Roddick, Novak Djokovic, Roger Federer, Bjorn Borg, Boris Becker, Stefan Edberg and Pete Sampras, whose head looks just right.

Why do the tennis balls in the game look like the kind they're having my 7-year-old practice with in his Tennis lessons?