And why didn’t I do this last year?

The video likely performed well due to its satisfying DIY process and the use of a common, relatable craft material (glue) for a seasonal decoration. The "why didn't I do this last year?" hook creates a sense of discovery and encourages viewers to try the hack themselves.

The creator demonstrates a DIY project by applying Elmer's glue to a glass plate and then adhering a Halloween-themed napkin to it. The process is shown step-by-step, resulting in a decorated plate.