You are cordially invited to the wedding of Olaf "Gunn" Gunnunderson and Nathan Stanford!In this long-awaited sequel to Make The Yuletide Gay, years have passed since the fateful Christmas dinner when Gunn came out to his wacky yet loving parents, Sven and Anya Gunnunderson, and a lot has changed. Gunn and Nathan have maintained a long-term, long-distance relationship due to Nathan's career choices and Gunn's graduate education. Now that they're living in the same city and both teaching at the same college where Sven works - and with marriage equality finally legalized in the United States - Gunn and Nathan are planning a Christmas wedding!Unfortunately, not everything is going as planned. Anya isn't speaking to Sven; Nathan's father isn't coming to the ceremony; Abby shows up at the last minute with a big secret; and all of that complicates Heather's role as the wedding planner. But the biggest surprise comes courtesy of Nathan's mother, who shows up with her new assistant - Nathan's high-school crush, Tony Sambuco. As the wedding date draws near, everyone's secrets will be revealed. Will they keep Gunn and Nathan from reaching the altar, or will the men live happily ever after?