Related Clues:

• Let us know, in an invite
• Attack, with ''at''
• "__ Fly With Me": Sinatra standard
• Decision-prompting request
• Answer, of a sort
• Tell if you'll be there
• Reply to an invite
• Party invitation request
• Wedding invitation letters
• Invitation initialism
• Certain answer
• Go's antonym
• Please reply
• Reply, please, in short
• Brief request to acknowledge invitation