473K views · 2.7K reactions | On March 31, 1943, Rodgers & Hammerstein's Oklahoma! opened on Broadway at the St. James Theater! This afternoon the cast of Frozen on Broadway celebrated Richard Rodgers’ music, Oscar Hammerstein II’s words, and Agnes de Mille’s choreography that came together to create a new form of musical theatre. Sing-along with the cast of ‘Frozen’ to celebrate the 75th Anniversary of OKLAHOMA! | Rodgers & Hammerstein | Facebook