Okay, the first pic, clockwise from top left:

1) The incredible floating Cainan!
2) Mel and the (floating) Bunnymen
3) [LW] I Tag U demonstrates his mad Matrix skizzilz.
4) Flora glides up to the highwire.

Second pic, clockwise from top left:

1) The amazing Foo Floater!
2) I hear he's an Unidentified Fragging Object!
3) The incredible floating Cainan!
4) Cate gestures to her companion, "Did you see that?"

Woohoo!