Eric Jacobson is credited as "Fozzie Bear" for the voice of Dr. Enamel, and also receives a second special credit as being "Fozzie Bear's Personal Handyman". This all relates to Eric Jacobson being the official voice of Fozzie Bear of The Muppets. At one point, Dr. Enamel even says Fozzie's catchphrase "Wocka Wocka".
Moral for Sleepover Sisters: Tilly and Andromeda learned they are much closer than they thought.
Moral for Hurty Tooth: Cricket learned it's important to go to the dentist and keep his teeth clean so he's healthy.