Bingowings said:
The lizard thing could talk like Mr Ed.
Baby Luke and Leia could talk like Mark and Carrie (e.g when Obi-Wan hand baby Luke over to Beru and Owen he could say, "This just isn't fair!"... that sort of thing).
Scary, I just picked up the Francis the Talking Mule movies on DVD just the other day. The creators of which later developed Mister Ed.