Oklahoma! is the first musical written by the duo of Rodgers and Hammerstein. The musical is based on Lynn Riggs's 1931 play, Green Grow the Lilacs. Wikipedia
Characters: Ado Annie, Aunt Eller, Laurey Williams, and more
Playwright: Oscar Hammerstein II
Lyricist: Oscar Hammerstein II
Composer: Richard Rodgers
First performance: March 31, 1943
Adapted from: Green Grow the Lilacs
Songs