A huge part of acting in movies is appetite. You do your best work when you've got a lot of appetite and you really want to embrace something. When you get tired, you don't have that hunger. ↗
I spent two months in Fredericksburg, Texas, when I was 8, while my father shot a movie, and I loved it. I just embraced the whole cowboy culture. I got myself a pair of awesome boots and a cowboy hat. ↗