The UK and Spain will get two different pre-order boni for Mario & Sonic at the London 2012 Olympic Games on the Wii. The UK will get a free, child-sized T-shirt, while Spain will get a… special tin. Okay… Anyway, the UK pre-order bonus is confirmed for GAME, Gamestation and Gameplay, no info for the Spanish one so far.
[Source: Gonintendo]