Related Clues:

• Say you'll make it, say
• "Let me know," on invitations
• Answer, quickly
• Invitation answer
• Short reply
• Get back (to)
• Party rule, for short
• Please reply (abbrev.)
• Answer! (Fr.)
• Reply, please
• Kindly answer!
• Inviter's request
• Party giver's abbr
• Post to a host
• Invitee's obligation, briefly