Granny calls the yellow avian a Tweety Bird in this episode.
Meticulous rendering of all the background details, common in cartoons of this era, including a popular Raggedy Ann like doll under the Christmas tree.
The metal toy crane Sylvester uses was a popular postwar gift item for children. So were Cowboy-and-Indian themed playthings.
The ultimate midcentury holiday gift for kids, shown in fine detail here, was a Lionel electric train.
Mel Blanc as Sylvester says "You're just not whistling Dixie, brother!" instead of the more common idiom of "not just whistling Dixie".