This is how it needs to be done. The yodeling and voice fluctuations are like tattooed people trying to signify their individuality. Save it for bar fights and beach parties, the National Anthem is more than just a song...
https://youtu.be/AcyCBdfgzWs Generally, I think kids do the song the best justice as they simply sing it as written.
At HS swim meets when we have a kid with an outstanding voice, singing a-capella, is the very best version.
