"Melissa has been, truly, my best friend for nine years," Coulier, 54, tells People magazine. "We simply thought we would just make it a life time. I can't wait."
The wedding is set for July 2 in Montana, and you can expect another Full House reunion. Coulier says he will be joined by former co-stars John Stamos, Bob Saget, Lori Loughlin and Candace Cameron Bure for his big day.