Mario & Sonic at the London 2012 Olympic Games Cheats for 3DS

When you begin the Trampoline Match and are flung into the air, press A just as you land. Doing this will raise the likeliness that you will receive a 'Perfect'.

On most of the games if you press A and B then it makes you go faster and stronger it also helps you win the game.

So instead of lifting up the 3DS system 2 jump in the Show Jumping (Team) event, you can just press the A button. Simple as that, right? Well use this cheat wisely, 'cause it coud get you in2 troubl as ell it can help u. Yur welcum 4 the help.

First unlock a mii costume or exchang for one

How to double:
Select the character you want to double in a two player evant.then select the mii with the characters costume.it will now look like you are doubled.(you can double 4 times at 4x 100m relay)

How to use other characters:
Just get a mii with their costume and play.