Win all four Grand Slams in World Tourmode.
When serving in a match, press [Down] + [Slice]+ [Top Spin].
While defending to receive a shot from opponent, justbefore the opponent hits it, make a move in any direction andthen in the opposite direction. You will always receive the ballat the opposite direction where you moved last.
Make a total of 100 lob shots.
In "tournament" mode ("single"), win all 5 matches without loosing a single game and without using the "retry" option from the pause menu, but while never going to "deuce", to get an exhibition match against DUKE. Beat him to unlock him as a playable character. You can then use the "retry" option from the pause menu to restart this exhibition match. This can be done in any difficulty setting and with any number of games.