Accomplish the indicated achievement to get the corresponding
number of Gamerscore points:

Ace Performer (20 points)  : Complete 5 objectives at one go 
                             in Levels 16, 17 & 18.
Superstar (20 points)      : Collect the Secret Star with special 
                             conditions in Levels 7, 8 & 9.
Elite Mission (20 points)  : Collect all specified collectables 
                             without losing a life in Levels 10, 
                             11, 12.
Monkey Business (20 points): Complete Levels 13, 14 & 15 with 
                             minimal Monkeycopter use.
Flawless Run (20 points)   : Collect all Life-Ups without losing
                             a life in Levels 4, 5 & 6.
Stage Hand (5 points)      : Design and save 1 level in the Map Editor.
Star Dreamer (10 points)   : Collect the Secret Star in 10 different 
                             levels.
Perfect Runner (20 points) : Earn Perfect Run from 10 different levels.
Over The Top (5 points)    : Enter the Ring of Fire from the top.
Time Saver (20 points)     : Save 300 seconds worth of time.
Life Saver (20 points)     : Collect all Life-Ups in Adventure Mode.
Up The Tempo (20 points)   : Complete 5 objectives within 1 minute 
                             each in Levels 1, 2 & 3.