Possible Clues:

• Heavenly state
• Pound raised is small joy
• Sir Arthur's great happiness
• '__ was it in that dawn to be alive' - Wordsworth on the French Revolution
• Composer of Euphoria?
• Composer finding perfect happiness
• Extreme delight
• Some Chablis, seventh heaven
• Rabbit
• Nirvana will need intro for single after problems with missing piano