Wedding days are huge for everyone involved.

And that’s a “normal” wedding.

So you might imagine the meticulous planning that goes into organizing one of the world’s most public weddings.

Queen Elizabeth in a tiara

With an estimated audience of 200 million (viaHello!

Unaware that the tiara was once a necklace, the queen accidentally broke the tiara by touching the clasp.

“And I didn’t know it was a necklace, you see … you’ve got the option to imagine the chaos.

Queen Elizabeth on her wedding day

“I think he taped up the spring,” Elizabeth recalled.