It only allows 140 characters
Because they always blow their trunks off!
When the choir boys have diarrhea.
Because they hate the French Press. (This joke used to be more topical)
Hint on Cauchy-Riemann theorem) A: Because it leaves residues at each Pole.
Both start off as eggs.
They were ravin' with Raven.
There's 140 characters, and they are all terrible.
A rashtag.