Related Clues:

• Impatient initials
• "... and make it fast!"
• Parent's order
• Straight away
• Kin of PDQ
• Urgent letters?
• 'Rush!'
• Without further ado
• Wasting no time
• Then partner
• Memo directive
• Forthwith
• When, for an eager beaver
• Immedi-ately
• "I need it yesterday!" initials