"Sentimental Journey" by Doris Day and Les Brown orchestra.

https://archive.org/details/SentimentalJourney_806

Soundie "My Lost Horizon" (Les Brown orchestra, 1941).

Your Hit Parade, October 25, 1948.

https://archive.org/details/19450928OneNightStandAFRS785MyPetBrunette

Track 24 in the playtist [5:46 to 8:09]

"Put’Em In a Box," Romance on the High Seas (Warner Bros., 1948).

Montage sequence showing Martha's (Doris Day) rise to fame in My Dream Is Yours (Warner Bros., 1949).

"I’ll String Along with You," My Dream Is Yours.

"Blame My Absent-Minded Heart," It’s a Great Feeling (Warner Bros., 1949).