A hologram circus is a holo program that existed within the galaxy. This particular holo program showcased dancers, along with jugglers, and acrobats, all set to a musical composition.
The hologram circus made its initial appearance in canon during the Disney+ live-action television show, Star Wars: Skeleton Crew. Specifically, it was featured in the episode titled "This Could Be a Real Adventure", which was broadcast on December 2, 2024.
Conversely, the circus's original debut was in the Star Wars Legends timeline, within the 1978 variety television special, The Star Wars Holiday Special.