Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Acrobat	Spend more than 333 seconds in the air.
Bird Catcher	Spend more than 666 seconds in the air.
Champ	Complete the first 10 levels.
Pet Food	Just die once.
Pirate	Collect more than 500 items.
Show off	Collect 1000 items.
Vlad the Impaler	Die more than 100 times.