PRESS PHOTO BY PAUL WILLISTEIN The Lehigh Valley Charter High School for the Arts Touring Choir, under the direction of David Macbeth, sang at the Preview Gala of the 2015 Lehigh Valley Auto Show in Stabler Arena, Lehigh University, Bethlehem. The March 18 preview raised $25,000, divided equally between Good Shepherd Rehabilitation Hospital's Pediatric Unit and St. Luke's Level One Trauma Center. The auto show presented by the Greater Lehigh Valley Auto Dealers Association featured 300 vehicles, including