Complete the following tasks to unlock Apple Game Center achievements.

Achievement	How to unlock
Beat Player Pack 1 (100 points)	Win a match against every player in Player Pack 1.
Hit a Winner (5 points)	Hit a shot that the opponent can't get to.
Kenny Smack Down (75 points)	Win a game against Kenny.
Long Rally (15 points)	Have a 10-hit rally.
Perfect Game (50 points)	Win a pro game without losing a point.
Perfect Match (80 points)	Win an entire pro match without losing a single point.
Professional (25 points)	Beat a pro player.
The Ace (30 points)	Blast a serve past your opponent.
Up-and-coming (20 points)	Win a game.