The punning title refers to Phil Baxter (I)'s novelty song, "I'm a Ding Dong Daddy from Dumas."
The dog declares that the object of his affection is "a regular Hedy Lammer!" He is referring to, and mispronouncing the name of, the movie actress, Hedy Lamarr.
"Uhh, let's not get nosy, Bud!" is a reference to radio comedian Red Skelton.
The advent of WW2 meant that everyday items were collected for the war effort, including scrap metal, which was used to produce many things needed at the front, including munitions.
Vitaphone production reel #825A.