Answer: what is the question, please put the question ????
Elvis Presley in the Ed Sullivan's show sung a traditional pop music such as Love me tender, Love me, and Hound dog. It was his first appearance on the show and it was a major success. Many people both young and old watched it. His appearance on the show had helped bridge the generation gap for his acceptance into mainstream.
Depends on which set of two black keys you are referring to
Some positive affects music can give to you is it can make you happy or persistent in something, but music can also be distracting sometimes and it could also make you sad.
sorry if i did this completely wrong