The scary face on the Jack O' Lantern Visa Gift Card recognizes centuries of vegetable carving in many parts of the world. The name jack o ’lantern derives from the phenomenon of ignis fatuus, a gas that forms at night from decomposing matter, which is especially visible around bogs and ponds. The resemblance the phenomenon to a flickering lamp led some people to believe they were seeing ghosts. They carved the ghost-like faces into gourds and pumpkins to give them human-like form. In case you have ever wondered if jack o ‘lanterns are supposed to be scary, the answer is yes. Celebrate Halloween and ancient customs with Jack O' Lantern Visa Gift Cards.