Monster High: Boo York, Boo York

The Monster High students travel to Boo York after Cleo de Nile receives an invitation to a gala commemorating the return of a magical comet. While the group hopes to showcase their talents during the festivities, the trip becomes complicated when Cleo's sister, Nefera, attempts to use the power of the comet for her own selfish goals. The monsters must uncover the secrets of the celestial event to stop Nefera's plot. This production is a musical that includes eight original songs.

Released in 2015, the film was directed by William Lau. It is the 13th of 15 films he directed, following Monster High: Freaky Fusion and preceding Monster High: Haunted. The screenplay was written by Keith Wagner and produced by Margaret M. Dean. The voice cast features Salli Saffioti as Cleo de Nile and Clawdeen Wolf, Missi Hale as Catty Noir, TJ Smith as Pharaoh and Seth Ptolemy, Evan Smith as Deuce Gorgon and Agent, Wendee Lee as Nefera de Nile, and Kate Higgins as Frankie Stein.

The animated family movie was produced in the United States by Mattel, Mattel Playground Productions, and Nerd Corps Entertainment. It has been well received by audiences, holding a 7/10 rating on IMDb from 1,800 votes and a 7.7/10 rating on TMDB from 208 votes.