Nintendo celebrates Thanksgiving by dropping a massive feast onto the table of every Wii and DSi owner in North America. The next Bit.Trip game is now available on WiiWare, DSiWare receives another heaping serving of Electroplankton, and Virtual Console welcomes ... Super Mario Kart. We guess when Nintendo said "by year's end" it meant "next week." See the full, seasonally appropriate bounty after the break.