"What are the best-selling games in America, Japan, and Europe (UK) this week? Thanks to Amazon online sales data here are the games that are the most popular now.

Mario Kart Wii races to the first place on the Wii chart. Star Wars: The Force Unleashed holds on to the #1 spot on the PS3 and PSP charts. Rock Band 2 returns to the top of the Xbox 360 hitlist. Lego Batman debuts on the PS2 chart. Spore returns to the first place in the PC top 5. Lastly Guitar Hero: On Tour returns to the DS ch..."