It Happened Tomorrow (1944)
Sung by those gathered at the beginning
Written by Stephen Foster (as Milton Moore)
Sung by the newspaper men
from "La Traviata"
Music by Giuseppe Verdi
Performed by Jean Forward as Nellie Melba, when the newspaperman and his girl friend are at the opera house, waiting for the box office robbery.
From "A Midsummer Night's Dream"
Music by Felix Mendelssohn-Bartholdy
Played at the wedding
Music by Franz von Suppé
Played when Larry and Cigolini are chasing the thief