No-Shows: What Reasons Did They Give?

Just to commiserate! If someone no-showed to your wedding, did they ever give a reason? If so, what was it? One of ours got called out at a dinner in front of us and said, "I didn't know where it was!" And another was a family of two parents and two toddlers, they never gave a reason but they're known to flake because they "have kids". Like that's it, they have kids. Like they didn't when the invites went out. Like they didn't when they RSVPed yes for 4...