Duck Dynasty 'Duck Dynasty' star John Luke Robertson gets engaged! 10/13/2014 Duck Dynasty star John Luke Robertson has gotten engaged at the young age of 19. Read More RELATED NEWS 'Duck Dynasty' alum Sadie Robertson gives birth to second child'Duck Dynasty' alum Phil Robertson reveals adult daughter from past affairSadie Robertson engaged to boyfriend Christian Huff TAGS: Dancing with the Stars Mark Ballas Luke Roberts Sadie Robertson
