Attention-seeking celebrities like Oprah Winfrey and Kim Kardashian caught water taxis in Venice Friday to watch Jeff Bezos, the world’s third-richest person, go through the motions of exchanging wedding vows with his equally attention-seeking bride,

Friday’s secretive ceremony at the secluded and historic San Giorgio Maggiore island was the main event of the weekend — and Sanchez’s gown, revealed just after, was a year and a half in the making.