Come see Coronado’s latest production of “Once Upon a Mattress” in the auditorium on March 10^th and 11^th at 7:00pm and March 12^th at 1:00pm and 7:00pm. Tickets will cost $5 for senior, $6 for students and $10 for adults. Tickets are available at the door and online. For an online purchase, go to http://www.showtix4u.com/ .