To "develop a useful feature" based on this episode's themes of spectral performance and stagecraft, the following concepts could be integrated into a fan-facing app or interactive experience:
: A sound and visual effects board that allows users to trigger "unseen" events—like flickering lights, levitating props, or strange noises—mimicking the haunting experienced during the episode's play. [S1E9] Haunted Play
: A tool allowing fans to design digital posters and programs for their own "haunted" school plays, featuring The Haunted Hathaways characters. To "develop a useful feature" based on this
: A social feature where fans can upload clips of their own "accidental" talents or dramatic performances to win digital rewards, mirroring Louie's unexpected success on stage. mirroring Louie's unexpected success on stage.