The second time, he straps a water heater to his back which sends him skiing backwards.
He then stuffs his coat with hot water bags, the weight of which sends him crashing through some ice.
Also of note is the diminishing farewell party. Eleven penguins wave goodbye for his first attempt which decreases to seven for his second to two for his third. Only one penguin watches him leave when he is finally successful by creating a makeshift boat out of the ice around his house. Said penguin christens his boat with a champagne bottle before tossing it in the water.
The Aracuan's little song is so silly that many viewers are likely to giggle throughout the whole thing.
The flamingo part is silly, too, especially if you only attempt to follow the movements of the flamingos.
Donald's first attempt to return to normal size, especially his incantation at the start.
In the number "The Three Caballeros", Jose & Panchito are able to summon guitars out of thin air, yet Donald can only get a saxophone and a trumpet, before finally settling on a cello, which Donald plays as a bass.
Then there's this line:
Panchito: We sing and we samba, we shout "¡Ay, caramba!" Jose: What means "Ay, caramba"? Panchito: Oh yes, I don't know.
Donald chasing after the women in Acapulco. Then while blindfolded, he kisses Jose.