In 2374, prior to his marriage to Jadzia Dax, Worf underwent the kal'Hyah in a Deep Space 9 holosuite. His companions were General Martok, Benjamin Sisko, Miles O'Brien, Julian Bashir, and Alexander Rozhenko. All but Martok were somewhat unprepared for the ritual, as they were expecting something more akin to a more traditional Human bachelor party. (DS9: "You Are Cordially Invited")