Which Beatles song concludes with the iconic lyrics “Na-na-na-na-na-na-na, na-na-na-na,” repeated a total of 19 times? Answer

Which Beatles song concludes with the iconic lyrics “Na-na-na-na-na-na-na, na-na-na-na,” repeated a total of 19 times? Answer

https://www.youtube.com/watch?v=ujm4FoaP98A