Yeah it'll be something to show his affection for his lover, Steven Spielberg.
I mean we've had E.T. I bet Episode III will have Velociraptors running around the plains of Naboo, Jaws on Kamino, and Haley Joel Osment pretending to be a real boy, running away from Tom Cruise on a jetpack on Coruscant, just as Indiana Jones flies past in the Millenium Falcon.