Related Clues:

• See 39-Across
• 'Hooray for me!'
• See 49-Across
• Magician's word
• 'There it is!'
• See 2-Down
• 'I did it!'
• Start of many limericks
• Magic word
• 'Look what I did!'
• Pointer's word
• 'Et voilà!'
• Magician's cry
• Triumphant shout
• At that point