Possible Clues:

• In quick tempo (music)
• "--- change-o!"
• Following the hay, by the sound of it, comes this for the magician
• Cry just before a rabbit appears?
• Quick (of music)
• Quick movement
• Old weaving centre loses name very quickly
• What's left in the river goes with the hay, by the sound of it
• Those left in work returned quickly
• Poster (anag.)