Stephen Sondheim

The Weekender: Earth Hour Sing-A-Long, Prom at the ROM and five other items on our to-do list

The Pick: Love Is a Poverty You Can Sell, a little bit of Weimar-era Kurt Weill at the Factory

The Weekender: Chromeo, Assassins and six other events on our to-do list

The one thing you should see this week (and it’s happening tonight)

Unsentimental Journey: Thank you, Sondheim, for giving us musicals we can love without losing face