Ah, there's nothing quite like the scent of a sequel on the morning breeze. Like the lingering aroma of yesterday's leftovers, mixed with the heady perfume of a flower about to open. Depending on the sequel, there might also be a whiff of something coming from the bottom of your shoe. Today, at least, it looks (and smells) like the crap is pretty minimal. There's been a lot of news in the last day or so about follow-up movies (Alvin & the Chipmunks 2, anyone?), but let's start with the most obvious and go from there.