HE'S not one to get spooked easily, but Simon Cowell was left seriously weirded out on last night's The X Factor after he spotted a "ghost" during filming
However, despite Anton's incredible vocals, Simon got distracted as he noticed something eery going on behind him.
Earlier this week, it was revealed that crew members were left freaked out after TV monitors allegedly flickered on and off when the "ghost" appeared, with a bolted window also flying open.
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