Possible Clues:

• Take note of the half of them
• Intervals represented by adjacent frets on a guitar
• Just note the half of them, by the sound of them
• Half crushed stone makes them quite sound
• Half notes might be singles after tea at last
• They come in halves, by the sound of them
• On with the Jews around, by the sound of them
• They're half 1 and 1, by the sound of them
• By the sound of them, half a broken stone
• Sees about Tim up there getting on in music