Siriano won the fourth season of the design competition show "Project Runway."
Designer David Hart customized all-black suits for the wedding, while Siriano designed the 12 attendants' custom white gowns, BRIDES Magazine reported.
Wedding guests including Alicia Silverstone, Kelly Osbourne, Christina Hendricks, "Orange is the New Black's" Jackie Cruz and "Veep's" Anna Chlumsky attended in all-white, BRIDES Magazine said.
Click here to read the article at BRIDES Magazine.
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