Hopefully I'm not the only one here, but I never knew that the original title theme from Punch-Out!! is actually taken from the Gillette Cavalcade of Sports.  *the more you know*

Yup, quite fascinating isn't it
It's the "Look Sharp/Be Sharp March" by Mahlon Merrick.
https://gillettehistory.wordpress.com/t … arp-march/

One thing I do wonder, did Nintendo have to pay for the music, or were they able to use it for free? Here's a great recording of the Boston Pops playing the piece
https://www.youtube.com/watch?v=0i_cT_6H93s