The 42-year-old actor posted the news to Twitter on Dec. 25, with a link to a photo of the couple kissing in front of a Christmas tree. PHOTO: First Look at 'Magic Mike' Includes a Patriotic and Shirtless Matthew McConaughey "Just asked Camila to marry me," he wrote. "Merry Christmas." Alves, a Brazilian model, first started dating the Lincoln Lawyer star in 2006. They've since had two children together: Levi (3) and Vida (1). Though McConaughey has always remained coy on the subject of marriage, he has maintained a commitment in staying the course with Alves. PHOTOS: Matthew McConaughey and Other Actors Immune To Bad Reviews "I always wanted to be a father," he told People after the birth of son Levi. "It just took the right woman and the right time to make it happen." McConaughey will next appear in The Paperboy and Magic Mike — the latter of which finds him playing a semi-retired stripper.