* EarWorm: The song composed by Frank Loesser.
* HeyItsThatVoice: In the Hallmark movie, the cygnet, nicknamed "Ugly", shares his voice with G1 Spike from MyLittlePony.
* HollywoodHomely: Baby swans are more or less identical to ducklings except for feather color.
** It's probably more a case of "beauty is in the eye of the beholder" since the other ducks still shun the titular ugly "duckling".
*** Interestingly, in some versions where the old woman briefly takes him in, she comments on his ugliness, as well.
* TheWoobie: The title character. Seriously, who didn't want to hug the poor little guy.