Wilton Children\u2019s Theater Summerstage production of Once Upon A Mattress will be performed on Thursday and Friday, July 10 and 11, at 7:30 p.m. at The Clune Center for the Performing Arts, at the high school campus on Danbury Road. Directed by Mary Jo Duffy, this is a musical retelling of \u201cThe Princess and the Pea,\u201d based on the hit Broadway stage show. \u201cWhen she advertises for a princess to marry her romantically challenged son, Queen Aggravain never expects to get an applicant like Princess \u201cFred,\u201d a girl who swears she\u2019s shy and is anything but,\u201d the organization in an email to The Bulletin. Tickets may be purchased online at wiltonchildrenstheater.org or on the day of each show. Ms. Duffy has been directing musicals at various public and private schools in Connecticut for the past eight years. She is also a founder and owner of Wiremill Academy in Wilton where she teaches musical theater, drama, and private voice. Summerstage is the Children\u2019s Theater\u2019s three-week musical theater workshop for Wilton students entering the seventh through 10th grades. \u201cStudents are directed by a seasoned professionals and supported by local emerging professionals who lead them through the process of theater production,\u201d according to the WCT website. \u201cThe Summerstage cast explores the process of putting on a show, from acting to set painting, culminating with two performances.\u201d The young cast members have been rehearsing at the Trackside teen center.