Why did the chicken cross the road?
To get to the other side.
I'm a little embarrassed to admit it but I grow to admire this joke more and more with every year that passes.

What do you call an angry suntan?
A tantrum.
A joke devised many years ago by my sister Aisling.

"Do you know," said a thoughtful Bean, "I'll bet that if all the girls Freddie Widgeon has loved and lost were placed end to end -- not that I suppose one could do it -- they would reach half-way down Picadilly."
"Further than that," said the Egg. "Some of them were pretty tall."
Good-bye to All Cats by P.G. Wodehouse.

What's large, grey and doesn't matter?
An irrelephant!