Congratulations, you’re engaged! It’s now time to kick off the wedding celebrations with a bang. An engagement party is a great way to share this exciting news and get family and friends together to commemorate your forthcoming union. If this is your first time throwing an engagement party, etiquette questions are probably swirling around your brain. To help, we consulted with party planner Heather Lowenthal to provide insider tips, plus answer key questions about the guest list, invitations, gifts, and everything in between.