Pa and Ma were taking a load of produce into town to sell. Pa held the reins as the old horse trotted down the road.

Ma said softly, "Pa, hold my hand."

Pa obliged.

A bit later, Ma says, "Pa, kiss me?" So he kisses her.

A little further along, she says."Pa..."

"Damn it. Ma!" snapped Pa. "Get off the cucumbers and sit on the melons!"