Mark Wahlberg is showing off his new dad bod. The ‘Ted’ actor revealed his dramatic weight gain on Instagram, saying he gained 20 pounds in just three weeks. He shared a shocking before and after picture of himself that showed off the changes side by side. While the Wahlbergers co-owner is usually slim and trim – he says he has yet another 20 pounds to gain. Mark clarified that the extra weight is all for a new role.