Zach Bryan never thought about getting sober until a solo trip made him think about changing his lifestyle. “I always thought sobriety was a joke because its people who couldn’t control themselves celebrating not being able to control themselves,” the country singer, 30, said in an interview with Matthew McConaughey uploaded via YouTube on Friday, October 16. “When I was drinking a lot, I thought, ‘Why can’t you control yourself?’ I never realized I had a problem.” Bryan explained that he wanted to travel across the country via motorcycle with a group of friends for a month...