A Hippo is heavy and a Zippo is a little lighter.
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One is really heavy, the other is a little lighter.
Hippo-critical.
A herpepotamus.
Because they're so good at it.
Santa stops at 3 ho's
You can tuna piano, but you cant piano tuna!
Ones used for cunning stunts.
They're the ones with the little red hats.