Selling Hope by Kristin O'Donnel Tubb is a story about Hope, a girl who grew up on a traveling vaudeville circus that never stays in one place for more than a month, in 1910 when Halley's Comet is creating mass hysteria. Her father is a magician and she is his assistant. Her father loves performing for the audience and believes that by speaking to enough people on stage they can change the world. Hope however is tired of the constant moving and wants to live in a stationary home, like they had before her mother died and then started performing vaudeville. it seems like her prays are answered when she overhears their boss talking about firing her father. Hope comes up with a plan, she needs to make enough money so her and her father can live comfortably until they can find another job. Except how is she suppose to make that kind of money, without her father noticing? She decides to sell anti-comet pills, guaranteed to protect from all ill affects caused by Mister Halley's visitor.