Nannie Doss was a serial killer during the first half of the 20th century who earned the monikers: “The Giggling Granny,” and “The Jolly Black Widow” after a killing spree that began in the 1920s and concluded in 1954. She ended up being responsible for the deaths of 11 people. Nannie's favorite hobbies included serialized romance magazines and poisoning her relatives. Grab your drink and get ready for this crazy story!