Giggle, giggle, quack

[Part 1] Farmer Brown goes on vacation and Duck changes all of his instructions on how to take care of the animals. [Part 2] Among Dotty, Stalky, and Plumy, whoever lays the most wonderful egg will be crowned princess. [Part 3] Winnie, a chicken who never reads, unknowingly goes for a balloon ride with a sly fox and needs Harriet to rescue her. [Part 4] A proud bullfrog is the subject of a rhythmic American folk song.