Former hit boy band 'N Sync attended 42-year-old Kirkpatrick's wedding at Loews Hotel in Orlando, Florida, reported E! online.
J C Chasez, Lance Bass, Joey Fatone and Justin Timberlake, who came along with wife Jessica Biel, served as ushers in the wedding.
The band previously got together for a performance at the 2013 MTV Video Music Awards in August with Timberlake.