Possible Clues:

• Recite effortlessly
• Recite from memory
• Recite at length
• Quickly run through message cancelling dance?
• Speak very rapidly and stagger away
• Tell someone quickly that dance is cancelled
• Recite (something) rapidly
• Rattle it out and write, say, that fish isn't fresh
• Hastily announce: 'Dance cancelled'
• Easily recite what you might do to 20 ac if you catch him