CAPTIVATING COLE. Summer Lyric Theatre at Tulane thrills audiences with its final musical of the summer season, High Society, filled with familiar Cole Porter songs. C. Leonard Raybon, at left, a member of the music department faculty, and Jessica Gordon, a 2006 Tulane graduate, are in the cast. Performances are tonight and Saturday (Aug. 3 and 4) at 8 p.m. and Sunday (Aug. 5) at 2 p.m. (Photo by Michael Palumbo)