La llave maestra

Featuring interviews with filmmakers and industry legends, discover the origins and evolution of The Joker, and learn why The Clown Prince of Crime is universally hailed as the greatest comic-book supervillain of all time.

Minnie Mouse knits a sweater for Pluto. When she puts it on him, Pluto does whatever he can to try to get it off, eventually shrinking it to the perfect size for Figaro.

Spike the bulldog, grateful to Jerry for getting him out of the dogcatcher's van, offers to help the little mouse any time he whistles. Tom, Jerry's feline tormentor, seeks to overcome this new disadvantage.

Mickey's going golfing, and Pluto is his caddy. Besides the usual caddy duties, Pluto runs to the ball and points to it. But when the ball lands in a gopher hole, Pluto's got another task: chase the gopher. They eventually chase each other through a number of holes in a knoll where Mickey is trying to putt out, causing the knoll to collapse.

Tom heads for a big city penthouse to become acquainted with a rich pretty female cat that lives there. He brings her Jerry as a gift and does some humiliating things to Jerry. Jerry, in turn, attracts the attention of another cat who also becomes interested in the female cat. It eventually turns into a fight between Tom and the other cat for the lady's hand but Jerry is the one who gets her in the end.

Even though Mickey's evening started slow and lazy, things get moving in a hurry when Minnie calls from outside the big dance, wondering why he's late. Luckily his best pal Pluto is happy to help wrangle the uncooperative evening wear and help get him out the door...without the tickets

Forky Asks a Question: What is Money? Hamm attempts to give Forky a lesson on how the US monetary system works.

Donald's sister Dumbella sends her three sons Huey, Dewey, and Louie to visit their uncle Donald. They prove to be quite a handful for Donald, even with help from his book on child rearing.

A narrator explains the history of the Olympic Games while Goofy demonstrates events.

Donald is an admiral on a seagoing voyage with his nephews in which they encounter a ravenous shark.

Tom is shipwrecked on an island, which is inhabited by at least one mouse - Jerry. To thwart the hungry cat, Jerry disguises himself as a cannibal.

Schoolboy Donald is torn between his angel and devil sides, though in Donald's case, the devil side isn't hard to resist. But the smoking he's encouraged to do turns him green and gives him regrets, and when the good side shows up and kicks evil's butt, Donald cheers.