I think Appily's current icon is too abstract and boring so I went looking for a replacement and found a photo of dashboard hula girl doll at iStockPhoto.
This is how it looks on the OS X dock:
What do you think? Unusual and happy looking icon, no? Corny for sure but, heck, it's a fair price for having fun. I wish there was an animated version so I can wiggle it whenever new messages arrives. Heh.