Complete the following achievements to unlock Xbox Live Gamerscore points.

Achievement	How to unlock
Anger Management ( 10 points )	Smash 8 shots in a row (Single Player modes only).
Bronze Wing ( 15 points )	Beat Arcade mode on Easy.
Defender ( 15 points )	Return 20 Power Shots in a single match (Arcade mode only).
Fear Of Heights ( 15 points )	Win a match without jumping on Normal or Hard (Single Player modes only).
Gold Wing ( 35 points )	Beat Arcade mode on Hard.
Pacifist ( 15 points )	Score 8 points using Short Shot in a single match (Single Player modes only).
Perfection ( 20 points )	Win a perfect match on Hard (Single Player modes only).
Power Trip ( 20 points )	Score 8 points in a single match using Power Shots (Single Player modes only).
Practice Complete ( 10 points )	Complete the Practice Mode.
Signum IV ( 10 points )	Defeat Signum IV on Normal or Hard.
Silver Wing ( 25 points )	Beat Arcade mode on Normal.
Survivalist ( 10 points )	Hit the bird 15 times in a row (Single Player modes only).