Theater that will appeal to family audiences includes Laguna Playhouse's Youth Theatre production of the musical Honk! (through April 9), based on the Hans Christian Andersen fairy tale The Ugly Duckling and Santa Monica Playhouse's All the World's a Stage (opening April 8), a new musical written and directed by Chris DeCarlo and Evelyn Rudie, replete with magic, fairies, mistaken identity, romance, humor, and audience participation.