The Question and Answer section for Something Wicked This Way Comes is a great resource to ask questions, find answers, and discuss the novel.
What happens as "who" is taking off? Chapter?
Jim's mother seems to be happy and content. She is described as "humming like a tea-kettle", and the "happiest woman he [Jim] had ever seen".
Mrs. Holloway is a minor character. She is Jim's mother and Charle's wife. We briefly see her at home a few times in the novel, but she is unaware of the action and events around her.