Victoria and David Beckham
Estimated Cost: $800,000
On July 4, 1999, the pair married at Luttrellstown Castle near Dublin. 250 guests were greeted by trumpeters and serenaded by Elton John. Posh wore a silk ivory Vera Wang gown with 20-foot train and accessorized with a gold diamond-encrusted crown. The night ended with a fireworks display.