Complete the following achievements to unlock Xbox Live Gamerscore points.

Achievement	How to unlock
Armed and dangerous! (20 points)	Now's the time to strike back!
Bug tracker! (40 points)	Thanks for your help!
Fashion victim! (30 points)	Wow! All these fancy things!
Good Santa! (20 points)	You are gifted, sir!
Island master! (40 points)	When you're the Boss, you have 365 birthdays.
JACKPOT!! (40 points)	You won the Grand Prize!
Not a chicken! (40 points)	You mission freak!
Pimp that wheel! (20 points)	You can ride for hours!
Superior Completion Skillz! (60 points)	Congratulations! Thanks for your hard work!
Weapon Collector (30 points)	You got a full armoury!