The Midlothian High School Theater will present the musical “Mamma Mia” beginning on Thursday, April 27 at 7 p.m.  There will be additional shows on Friday, April 28, and Saturday, April 29, both at 7 p.m.  There will also be a  matinee show at 2 p.m. on Saturday, April 29.  Tickets can be purchase at gofan.co or at the door for $10.   The theater expects tickets to sell out fast, so they are asking people to purchase ahead of time rather than waiting to purchase at the door.