Alex St. George, a young RFC pilot, is anxious about fighting in the First World War. He is comforted by sensitive shop assistant Kitty, and the two fall in love, marrying before Alex is sent to the front. But his snobbish mother disapproves of the match, and when Alex returns home paralysed and in a cataleptic state, Mrs. St. George plots to keep him from his wife until she can arrange an annulment. But the determined Kitty has plans of her own....

Jack Benny, his finances at a low ebb, watches a newsstand for a friend and picks up a young lady customer, equally broke.

Lilli Marlene, a French girl working as a bar maid in her uncle's café in Benghazi, Libya, turns out to be the girl that the popular German wartime song Lili Marleen had been written for before the war, so both the British and the Germans try to use her for propaganda purposes - especially as it turns out that she can sing as well. When the Germans kidnap her in Cairo and she starts appearing in radio broadcasts from Berlin, her British soldier friends think that she's joined the enemy. They couldn't be more wrong, because after the war it turns out that her songs over the radio contained secret messages to London from British agents in Berlin.

A young working-class girl causes a stir when she sneaks off for a romantic getaway with the wealthy heir of the mill where she works.