query: Who are winner, runner-up, and third place on December 6, 2015?
answer: On December 6, actress Viviane Araújo and Marcelo Grangeiro won Dança dos Famosos over Malhação cast member Arthur Aguiar and Mayara Araújo, and Zorra cast member Mariana Santos and Marcus Lobo, who took 2nd and 3rd place respectively.