Lighter

What’s the difference between a hippo and a Zippo?
One’s really heavy, the other’s a little lighter.
Which weighs less; butane, gasoline or water?
Butane, because it's lighter fluid.
What’s the difference between a hippo and a Zippo?
A hippo is really heavy, but a Zippo is a little lighter.
Why do the blondes prefer to have se* instead of bowling?
The balls are lighter, and you don't have to change shoes.
What’s the difference between a hippo and a zippo? One is really heavy and the other is a little lighter.