The book "Amber" might have been a play on the notorious novel "Forever Amber," which thrilled and scandalized pre WW2 readers and later was made into an equally titillating film
The title is based on the song "Home Sweet Home" composed by Englishman Sir Henry Bishop with lyrics by John Howard Payne and has been popular since the mid-nineteenth century.
One of the few times Tweety is shown outside of a home-like setting.
Sylvester uses all fours in this short, like an actual pussycat.