music: Monty Python Songs: "All things rude and nasty, the Lord God made the lot."?

Questions

What does 'fortissimo' mean?

what does 'r & b' stand for in the music world?

What does the "g" in kenny g stand for?

what does the handy man fix?

what does the lead singer of the knack, famous for "my sharona," & jack kevorkians lead defense attorney have in common?