Given an trivia question precisely answer the question with a word/phrase/name. External resources such as Wikipedia could be used to obtain the facts.

New York housewife Jean Nidetch (1923-2015) founded which global organization, sold to Heinz in 1978 for $71m?
weight watchers

Which car company has owned the Lagonda name since 1947?
aston martin

In which American city was John Lennon shot?

new york city