"What is your name?" That's what Nora asks her neighbors as she rides up and down the elevator of her apartment house. She doesn't mean to be a busybody. She just wants to be like doorman Henry and know all the people in her building--all 200 of them! And then one day Nora gets a great idea: they'll have a giant party, for everyone in the building!

Nora doesn't mean to be a busybody - she just likes getting to know everyone who lives in her apartment. She wants all 200 people to get together for one giant party!

Nora has made friends with all the people in her building--almost. Cranky Mrs. Ellsworth, whom Nora has nicknamed Mrs. Mind-Your-Own-Business, just won't be friendly. Then one day Mommy needs a baby-sitter for Nora and Teddy. No one can take the job...except Mrs. Mind-Your-Own-Business! Teddy is scared, but Nora is curious. Will Mrs. Mind-Your-Own-Business become their friend at last?

Relates the adventures of an inquisitive little girl who lives in a large apartment building in New York with her parents and little brother Teddy.