Les Cargill wrote:

BTW, a B on a G7 is technically a Bb, not a B natural. G7 to C
is a V7-I ( among others, but that's the main one ). But I
knew what you meant.

?? Now you know why auto-tune is so prevalent, James! All the G7 chords
I've ever played had G B D F - no B flat. No flats or sharps in the key
of C.

Artie