The animation director was Vladimir Tytla, a former Disney animator best known for animating Chernobog on Fantasia. However, his crew was made up mostly of Warner Bros. animators, including Robert McKimson as sequence director.
Ear Worm: "I wish, I wish, I wish I was a fish..."
"He's the pride of the Navy and the salt of the sea, you can tell he's a hero all the way..."
Tear Jerker: Limpet and Bessie saying their goodbyes. Although it's obvious they'll be happier having gone their separate ways, it's still a pretty sad scene, and Bessie fighting back tears doesn't help.