Inside 'California Nights': Best Coast's Biggest, Trippiest Album Yet

Not long ago, Best Coast singer-guitarist Bethany Cosentino took a six-mile hike up into the mountains near her native Glendale, California. Along the way, she listened to the latest mix of California Nights, her band’s upcoming third album (due out May 5th). “My mom was like, ‘Don’t go by yourself…