One popular name could be 'Froggy' from various children's cartoons. It's simple and easy to remember. Also, there's 'Hop the Frog' which is often featured in educational cartoons for kids.
The meaning of such a political cartoon often depends on the context and the artist's intention. It could be criticizing the power and actions of the Senate bosses or highlighting certain issues related to them.
Well, a lazy comic hero typically has a laid-back attitude. They don't rush into things and might procrastinate. But when it really matters, they can surprise everyone with their hidden skills or determination.
There's likely no significant relationship. Disney cartoons are known for their entertainment value and imaginative characters, but a clunker machine is a completely different concept that doesn't typically fit into the Disney world. Maybe in some very creative or unusual story, they could be combined, but that would be quite rare.