Mackenzie Hendrickson is thrilled to be performing with such talented singers and comedians in I Know What You Sang Last Summer. Mac is a graduate of the University of Notre Dame, the Second City Conservatory and the Second City Writing Program. He can be seen at Second City with his sketch group garden boys or around town with his improv troupe Swish. Thanks to Bryan and Brad. Special love and thanks to Mom, Dad, Johnno, Kelsey, Patrick, Kate and Melissa!