The manager of Kay Kyser's band books them for a birthday party bash for an heiress at a spooky mansion, where sinister forces try to kill her.The manager of Kay Kyser's band books them for a birthday party bash for an heiress at a spooky mansion, where sinister forces try to kill her.The manager of Kay Kyser's band books them for a birthday party bash for an heiress at a spooky mansion, where sinister forces try to kill her.