What is every good boy deserves fudge meaning?

"Every good boy deserves fudge" is a mnemonic device used to remember the order of musical notes on sheet music. Each letter in the phrase represents the beginning letter of a note in the musical scale. The five letters in the phrase represent the five lines in the treble clef staff.

E - Every G - Good B - Boy D - Deserves F - Fudge

Therefore, the phrase helps in remembering the order of the notes E, G, B, D, and F on the treble clef. The phrase has been used in music education for many years as a way to help beginners remember the musical notes.