Winter Sports 2011
50 Achievements
PS3
Boon Cup
Win the Boon Cup.
30.9%
How to unlock the Boon Cup achievement in Winter Sports 2011 - Definitive Guide
Gashead64
Easiest cup and this is the one you have to grind on for 
Level 20. The disciplines in the Boon Cup are:
- Figure Skating
- Bobsled
- Downhill Skiing
See the tips section if you are having trouble with any discipline.