>     A guy, a pig, and a dog are the survivors of a terrible 
>     shipwreck, and they find themselves stranded on a
>     desert island. After being there awhile, they get into a 
>     ritual of going to the beach every evening to watch the sun 
>     go down. One particular evening the sky was red
>     with beautiful cirrus clouds, the breeze was warm and gentle 
>     - a perfect night for romance!
>     
>     Well, that pig started looking better and better and  pretty 
>     soon the guy rolled toward the pig and put his arm around 
>     it.  The dog was not very happy with this  and growled 
>     fiercely at the guy, until he removed his arm from the pig. 
>     They continued to enjoy the sunsets together, but no more 
>     cuddling.
>     
>     A few weeks passed by, and lo and behold, there was another 
>     shipwreck. The only survivor was a beautiful young woman.  
>     She was in a pretty bad way when
>     they rescued her and they slowly nursed her back to good 
>     health. When she was well enough they
>     introduced her to their evening beach ritual. It was  
>     another beautiful evening, red sky, cirrus clouds,
>      warm gentle breeze, perfect for romance, the four of
>     them lying there. The guy started getting 'those' ideas  
>     again, so he leaned over toward the girl and said,
>     
>      "Um..would you mind taking the dog for a walk?"