Most of you of a certain age will remember this. I stumbled across it the other day, and seeing it again gave me goosebumps.
This station ID (with its accompanying music) was introduced in 1962 as an attempt to get people to buy color televisions, which were new then. It was retired in 1975.
NBC (and its affiliates) still uses a multi-colored peacock in its logo, but it’s been stylized and simplified and is just not the same as the original.