Among the 500 guests in attendance was Wilkinson's ex beau Hugh Hefner -- who had reportedly been under consideration to walk Wilkinson down the aisle before the honor went to her brother Colin.
"I could not be more delighted," Hefner told E! News. "This is one of the happiest days in one of the happiest places on earth."
In addition, Wilkinson's The Girls Next Door co-stars Holly Madison and Bridget Marquardt served as bridesmaids as the couple exchanged vows on the mansion's front lawn.
"Holly cried like a faucet and I held back tears," Marquardt told E! News. "I'm usually the emotional one. The ceremony was short and sweet and bombarded by helicopters. [Kendra's] dress was like a princess and I'm going to catch the bouquet!"
"It was awesome and the craziest reunion," added Madison. "Seeing Hef and Mary again was great."
While the couple has remained mum on their honeymoon plans, Wilkinson hinted to E! News that it will be an "island where they're going to "be able to walk around naked."
Kendra, which follows the 23-year-old Wilkinson as she learns how to live with the 32-year-old Baskett, premiered earlier this month on E!.
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