Meachem takes the remote mike to greet the students. “How many of you have seen an opera?” Only 20 or so hands are raised. “How is it different than, say, a musical?” he asks again.
Someone in the audience shouts out the proper answer. “That’s right — it’s entirely singing,” says Meachem excitedly. “Not like musicals, where there are some spoken parts.”
And that makes Les Miserables an opera. Same with Evita.
Full article here. (It’s not really about what makes an opera an opera, btw. I just pulled that from the thing.)