2. Sarah Jessica Parker and Matthew Broderick’s 100 guests didn’t even know that they were attending their wedding, after the invite simply asked them to join the couple for “a party.” Sarah recalled, “We treated it like it was a big party on a Monday night, and I regret it,” before later admitting that she’d do things differently a second time around. “I’d wear a beautiful, proper wedding dress like I should have worn that day,” she said.