Watch Josh Groban and cast of ‘Great Comet of 1812’ perform live on TODAY


Best of Broadway week on TODAY concludes with the cast of “Natasha, Pierre and the Great Comet of 1812,” the new musical inspired by a portion of “War and Peace.” Josh Groban, who plays Pierre, tells Hoda Kotb about the show and joins the cast in a live plaza performance of the rousing number “Balaga.”