I was a bit luke warm about Spidey2 until I saw this clip on TV last night...
https://www.youtube.com/watch?v=qiLY8o2IXGw
...makes it look like so much fun. Gonna see it for sure now.
It goes without saying that the action will be good, so it's great that it looks like they've got the much more important things like character, chemistry and fun down. Love the Charlie Chaplin refrence at the end.