He said that his parents, no strangers to pot, used to brag to them that they did a lot of drugs in the days before they had kids. So, with very little coaxing, he and his sister were able to convince their parents to smoke up with them over the holidays. The results, MacFarlane said, were a little uncomfortable.
“My mother was just laughing a lot, predictably, and my father turned to me—and I instantly regretted the whole enterprise—he said, ‘Y’know Seth, this is the first time you and I have been stoned together as father and son.”
“Lesson learned,” he added. “Never doing it again.”
Watch the full interview below.