It is official, Joe Jonas is off the market. Following the Billboard Music Awards Wednesday night, where the Jonas brothers performed, Joe Jonas and Sophie Turner kept the party going by getting married in a surprise Las Vegas ceremony. Thanks to Diplo's Instagram live feed, we got to see behind the scenes. At the beginning of the ceremony, Sophie Turner walked down the aisle wearing silk white pants, a matching top with a veil and a bouquet, while Country stars Dan + Shay serenaded the ceremony with an acoustic version of their song “speechless.” Meanwhile, Joe and his two brother, Nick and Kevin, who served as his groomsmen entering the chapel. The couple made it official by exchanging ring pops as wedding bands #AW. ET has since confirmed the nuptials with a copy of the couple’s marriage license obtained earlier today.