"When I saw his age was 70, I almost c**pped myself. I would go, 'Jesus, Beau... What's your secret?' And he goes, 'I've been a vegan for 12 years.' I was like, 'Damn, I need to think about this.' And then I saw (film) Forks Over Knives... and I was, like, 'I'm in'. I've been a vegan since January." Actor Dax Shepard became a vegan at the beginning of 2012.