In a campaign speech, the president tried out a few jokes about Romney suffering from a condition he calls "Romnesia."

(Barack Obama)

That awkward moment when you both say "pull my finger" at the same time.

(David Cameron, Boris Johnson)

Mitt Romney is not about to sit idly by while his son Craig steals all the attention from the ladies.

ONE-LINERS Not all of them are funny.

Dang, I was just JOKING when I said.... Yo Mama herds sheep in Dusseldorf!

And one knows that our American friends will always do the right thing, and never lead our nations into foolish endeavours.

(Queen Elizabeth II, Ronald Reagan)