Singer-songwriter Evan will perform at the Grammy Museum in Los Angeles next month as part of the museum’s “Spotlight” performance and interview series, Belift Lab announced Thursday. According to the agency, Evan will take the stage at the Ray Charles Rooftop Terrace on Aug. 14. Produced by the Grammy Museum, “Spotlight” features emerging and notable artists in a format that combines live performances with in-depth conversations about their music and creative process. Previous guests have inclu