'Duck Dynasty' Star John Luke Robertson Marries Mary Kate McEacharn

— -- "Duck Dynasty" star John Luke Robertson married Mary Kate McEacharn on Saturday on the family farm in West Monroe, Louisiana, his rep confirmed to ABC News.

"It was one of the best days of my life! It was everything I hoped it would be and more," McEacharn told US Weekly about tying the knot.

Robertson, 19, also posted a video over the weekend to Instagram, showing the gang "Headed to the chapel."

McEacharn added a picture of her and her new husband.

"Well....WE GOT MARRIED! Thank you to everyone for the love and support and thank you to God for the absolutely perfect weather. Love my new husband and love being Mrs. Mary Kate Robertson. Let the adventure begin," she wrote.

US Weekly adds that more than 800 friends and family celebrated the big day with the happy couple and that a local band played hits like "Sweet Caroline" and "Amazing Grace."

Willie Robertson officiated the wedding.

Robertson popped the question last October on his 19th birthday.

"Happy Birthday to the boy I'm going to marry," McEacharn wrote on Instagram at the time.