Complete the following achievements to unlock Xbox Live Gamerscore points.

Achievement	How to unlock
BFF (10 points)	Complete a level in co-op.
Candy Skillz (10 points)	Complete a non-boss level without dying (only Player 1 eligible).
Grim Reaper (20 points)	Sacrifice 1000 followers (only Player 1 eligible).
I'm Alive! (20 points)	Earn a score greater than 50,000 in a single level (only Player 1 eligible).
Into the Light (10 points)	Escape the garbage can.
It's a Sour life (10 points)	See 8 different Sour Sacrifices in a single level (only Player 1 eligible).
Packet Collector (20 points)	Collect all the Secrets in the game (only Player 1 eligible).
Sugar Addict (20 points)	Earn a Campaign Score greater than 300,000 (only Player 1 eligible).