Silhouette Stages will hold open auditions for "The Drowsy Chaperone" at 7 p.m. Tuesday-Wednesday at Dance Foundations, 8940 Route 108 in Columbia. Performances will be held May 21-30 at Slayton House. Actors should bring a current photograph, resume, and prepare 16 bars of an up tempo song and a ballad. Actors should be ready to dance as well. For more information, call 461-7373 or go to silhouettestages.com.