An alleged ghost has been spooking through the halls of Pocatello High School in Idaho. Has the spectre been turning lights off and on?

Watch this eerie footage captured over Christmas that seems to show a figure in the hallways of the school as multiple camera angles flicker as lights are turned off, then turned back on.

Paranormal experts say a ghost is definitely present, though others speculate a camera trick is at play. What do you think?