The best musicals to watch online

Business Insider: Musical fans can't always make it to a show on Broadway, so they comfort themselves with the soundtracks and wait for Hollywood adaptations, like the upcoming "Wicked." But some of those movies turn out to be trainwreck's, like the pitiful Madonna version of "Evita," the Meryl Streep-led "Mamma Mia!" or Adam Shankman's almost unmentionable "Rock of Ages."