I just tried dropping the image in Google for a search and even the all mighty Google doesn't know...guess we will NEVER FIND OUT!!!! OMG, WHAT DO WE DO!?
OK, then I'm gonna go back to a Green Bug On A Flower 'cause I'm pretty sure that's rightNot a katydid. *Could* be an aphid of some sort, but I don't think so. Aphids usually have much longer antennae, and they have all the little hairs on their legs instead of those serrated edges to the legs.