Olympic Games: London 2012
45 Achievements
PS3
Friendly Competition
Win an Events Mode session with four players competing
7.9%
How to unlock the Friendly Competition achievement in Olympic Games: London 2012 - Definitive Guide
PSGTV
Select Events Mode from the Main Menu, choose up to 8 events and select 4 nations (You will need 4 controllers for this). Play through your session and the trophy will unlock.