You could say Kate Voegele is an overachiever. At 22 years old, the Cleveland, Ohio native has spent the better part of the last two years juggling life as a full-time singer-songwriter, part-time actress and a college student, rarely pausing to take a breath. "Multi-tasking has always been my thing," she says. "For my first album, I somehow scheduled my classes around recording sessions, and still got a 4.0 grade point average. Then I took a break from school and went on the road, but halfway through, I got offered One Tree Hill completely unexpectedly. That was when life got ridiculous."

You could say Kate Voegele is an overachiever. At 22 years old, the Cleveland, Ohio native has spent the better part of the last two years juggling life as a full-time singer-songwriter, part-time actress and a college student, rarely pausing to take a breath. "Multi-tasking has always been my thing," she says. "For my first album,...