Because they use the Theory of Relativity to find a partner.
Ones used for cunning stunts.
FDR. His standup could use some work.
HeHe
They don't change it, they just take forever to find where to fit the batteries
The punch line.
Downy.
Because if it were invented anywhere else, it'd be called teethpaste.
Damn near a whole set of teeth.
Kimistry
The HUGS boson!
My theory is that it is a Protozoa Plankton
Damn, son. It's about time!
He married his cousin.
Your partner has to chew before they swallow.
Put them in a guillotine.