After Mercy the pig snuggles to sleep with the Watsons, all three awaken with the bed teetering on the edge of a big hole in the floor.

Mercy the pig's love of buttered toast leads to the capture of a small thief who would rather be a cowboy.

After Mercy Watson follows the delightful scent and delicious taste of the pansies her thoughtful neighbors plant to beautify their yard, Animal Control Officer Francine Poulet is called out to handle the case, which brings unexpected results.

While bumbling PI Percival Smidgely tries to find missing pig Mercy Watson, a trio of clever neighborhood sleuths follow a trail of hoof prints - and a delicious aroma - to recover their porcine wonder, in this uproariously funny, extra-special series finale.

When Stella gets the sudden idea to go caroling, she has a little trouble getting someone to join her. Her brother, Frank, is not good at spontaneity. The Watsons are very involved in a precarious fruitcake attempt (but happy to send their pig, Mercy, out for the occasion). Eugenia Lincoln declines, a bit rudely, to accompany on her accordion, and Horace Broom is too busy studying planetary movement. Will Stella need to sing by herself--with enthusiastic...