You may change your response to a received invite by following these instructions:

• Click on the link in the email notification that you have received
• Once you land on the view invitation page click on any of the following 3 buttons.
  YES: Select this option if you plan to attend the event.
  MAYBE: Select this option if you are unsure of attending the event
  NO: Select this option if you plan not to attend the event.
• That’s it and your latest response will be updated to the Sender of the invitation.