He was a dyed-in-the-wool Liberal and she was a militant Labour radical, but they fell madly in love anyway.
And after a whirlwind romance they tied the nuptial knot at a dream wedding.
Unfortunately, in the car from the reception to the honeymoon hotel, they unwisely started talking about politics, and the talk escalated into an argument and then a blazing row, and by the time they had checked into the room they were no longer speaking to each other.
She went to bed while he grabbed a spare blanket and went to settle down on the sofa.
After a while she started to feel sorry for the whole silly situation, because after all, it was their wedding night and they were ruining it.
So she cooed softly, "Darling... there's a split in the Labour party, and if the Liberal member stood now, he'd get in easily."
And he growled back, "You're too late! He already stood as an independent, and lost his deposit!"