There is going to be Avatar: TLoK and TLA parade group at Dragon*Con this year.
So dust off your costumes and join us!
Join the talk on LJ here: http://airbenderparade.livejournal.com/
at our old Yahoo group here: http://groups.yahoo.com/group/Avatar_Las
or at cosplay.com here: http://www.cosplay.com/showthread.php?p=4
***On a side note I posted pics from 2010 on the yahoo group.