Frederick Breedon, Getty Images
After Brian popped the question, he and his bride-to-be created a slide-show with their engagement pictures, which can be viewed here.
Brian is the second member of the trio to walk down the aisle. Earlier this year, Eric Gunderson and his girlfriend, Emily Hagar, married just outside of Nashville, leaving Stephen Barker Liles the last remaining bachelor of the band.
Congrats to the happy newlyweds!