Board Thread:Show-Related Questions and Answers/@comment-62.47.14.60-20130510145838/@comment-4128816-20130512114627

I don't think a musical episode would work at all, it'd just be completely random and unnecessary.

If there were a character with a specific talent for singing (for example if Ariel were to make an appearance) then maybe a performance could work on occasion, but a whole episode wouldn't.