Frankie Stein wears her picture day outfit and hairstyle.
This is the only Monster High movie until Monster High: The Movie (2022) that is a "real" musical in that multiple characters sing their own songs. as opposed to songs appearing only as background or montage music.
The song Steal the Show is performed by Catty Noir, Toralei Stripe and Luna Mothews. This song is 3 minutes and 41 seconds long, the longest of the Boo York, Boo York songs.
Draculaura is a vegetarian, yet towards the end of the film she mentions eating king crab (not vegetarian friendly)