Related Clues:

• 'Voila!'
• Chop-chop
• Fast
• Quickly
• Lickety-split
• Word said with a wave of the hand
• Direction in 23-Across
• Magician's word
• Immediately
• Magical utterance
• Magic word
• Magician's cry
• The magic word
• Greater than Mach One
• Abracadabra alternative