How to unfreeze the Gem on Floor 8

Hi guys, I forgot to unfreeze the Ice-Gem on Floor 8. So now I'm here, Floor cleared, Ghosts captured and no torch left. Does anyone know how I can get the Gem without the torch from the TV? I feel so stupid..

Hi guys, I forgot to unfreeze the Ice-Gem on Floor 8. So now I'm here, Floor cleared, Ghosts captured and no torch left. Does anyone know how I can get the Gem without the torch from the TV? I feel so stupid..