While not titled "Haunted Surprise," it is a quintessential haunting episode where the brothers deliberately get arrested to investigate a ghost.
Sam and Dean go undercover in a haunted prison to stop a vengeful spirit. [S2E19] Haunted Surprise
The ghosts of James and Grace reenact their tragic murder-suicide by possessing current students and staff. While not titled "Haunted Surprise," it is a
Searching for does not yield a direct match for a specific television episode with that exact title. However, the title appears to be a descriptive or fan-given name for episodes in series known for "haunted" themes or "surprises." Searching for does not yield a direct match
I Only Have Eyes For You S2 E19 (Buffy and the Art of Story)
The episode focuses on the supernatural petroglyphs in Owl Cave, which serve as a map to a haunted, extra-dimensional realm. 4. Other Potential Matches
Windom Earle tells a "bedtime story" about the mythical Black Lodge to his captives.